20312118840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{797}}^1$

素因数の和:903

約数の個数: 384

約数和(自身を含む): 71887798080

約数和(自身を除く): 51575679240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 31, 34, 39, 40, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 104, 120, 124, 130, 136, 155, 156, 170, 186, 195, 204, 221, 248, 255, 260, 310, 312, 340, 372, 390, 403, 408, 442, 465, 510, 520, 527, 620, 663, 680, 744, 780, 797, 806, 884, 930, 961, 1020, 1054, 1105, 1209, 1240, 1326, 1560, 1581, 1594, 1612, 1768, 1860, 1922, 2015, 2040, 2108, 2210, 2391, 2418, 2635, 2652, 2883, 3162, 3188, 3224, 3315, 3720, 3844, 3985, 4030, 4216, 4420, 4782, 4805, 4836, 5270, 5304, 5766, 6045, 6324, 6376, 6630, 6851, 7688, 7905, 7970, 8060, 8840, 9564, 9610, 9672, 10361, 10540, 11532, 11955, 12090, 12493, 12648, 13260, 13549, 13702, 14415, 15810, 15940, 16120, 16337, 19128, 19220, 20553, 20722, 21080, 23064, 23910, 24180, 24707, 24986, 26520, 27098, 27404, 28830, 31083, 31620, 31880, 32674, 34255, 37479, 38440, 40647, 41106, 41444, 47820, 48360, 49011, 49414, 49972, 51805, 54196, 54808, 57660, 62166, 62465, 63240, 65348, 67745, 68510, 74121, 74958, 81294, 81685, 82212, 82888, 95640, 98022, 98828, 99944, 102765, 103610, 108392, 115320, 123535, 124332, 124930, 130696, 135490, 137020, 148242, 149916, 155415, 162588, 163370, 164424, 176137, 187395, 196044, 197656, 203235, 205530, 207220, 212381, 245055, 247070, 248664, 249860, 270980, 274040, 296484, 299832, 310830, 321191, 325176, 326740, 352274, 370605, 374790, 392088, 406470, 411060, 414440, 420019, 424762, 490110, 494140, 499720, 528411, 541960, 592968, 621660, 637143, 642382, 653480, 704548, 741210, 749580, 765917, 812940, 822120, 840038, 849524, 880685, 963573, 980220, 988280, 1056822, 1061905, 1243320, 1260057, 1274286, 1284764, 1409096, 1482420, 1499160, 1531834, 1605955, 1625880, 1680076, 1699048, 1761370, 1927146, 1960440, 2100095, 2113644, 2123810, 2297751, 2520114, 2548572, 2569528, 2642055, 2964840, 3063668, 3185715, 3211910, 3360152, 3522740, 3829585, 3854292, 4200190, 4227288, 4247620, 4595502, 4817865, 5040228, 5097144, 5284110, 5460247, 6127336, 6300285, 6371430, 6423820, 7045480, 7659170, 7708584, 8400380, 8495240, 9191004, 9635730, 9956921, 10080456, 10568220, 10920494, 11488755, 12600570, 12742860, 12847640, 13020589, 15318340, 16380741, 16800760, 18382008, 19271460, 19913842, 21136440, 21840988, 22977510, 25201140, 25485720, 26041178, 27301235, 29870763, 30636680, 32761482, 38542920, 39061767, 39827684, 43681976, 45955020, 49784605, 50402280, 52082356, 54602470, 59741526, 65102945, 65522964, 78123534, 79655368, 81903705, 91910040, 99569210, 104164712, 109204940, 119483052, 130205890, 131045928, 149353815, 156247068, 163807410, 169267657, 195308835, 199138420, 218409880, 238966104, 260411780, 298707630, 312494136, 327614820, 338535314, 390617670, 398276840, 507802971, 520823560, 597415260, 655229640, 677070628, 781235340, 846338285, 1015605942, 1194830520, 1354141256, 1562470680, 1692676570, 2031211884, 2539014855, 3385353140, 4062423768, 5078029710, 6770706280, 10156059420, 20312118840]

約数ペア:

[(1, 20312118840), (2, 10156059420), (3, 6770706280), (4, 5078029710), (5, 4062423768), (6, 3385353140), (8, 2539014855), (10, 2031211884), (12, 1692676570), (13, 1562470680), (15, 1354141256), (17, 1194830520), (20, 1015605942), (24, 846338285), (26, 781235340), (30, 677070628), (31, 655229640), (34, 597415260), (39, 520823560), (40, 507802971), (51, 398276840), (52, 390617670), (60, 338535314), (62, 327614820), (65, 312494136), (68, 298707630), (78, 260411780), (85, 238966104), (93, 218409880), (102, 199138420), (104, 195308835), (120, 169267657), (124, 163807410), (130, 156247068), (136, 149353815), (155, 131045928), (156, 130205890), (170, 119483052), (186, 109204940), (195, 104164712), (204, 99569210), (221, 91910040), (248, 81903705), (255, 79655368), (260, 78123534), (310, 65522964), (312, 65102945), (340, 59741526), (372, 54602470), (390, 52082356), (403, 50402280), (408, 49784605), (442, 45955020), (465, 43681976), (510, 39827684), (520, 39061767), (527, 38542920), (620, 32761482), (663, 30636680), (680, 29870763), (744, 27301235), (780, 26041178), (797, 25485720), (806, 25201140), (884, 22977510), (930, 21840988), (961, 21136440), (1020, 19913842), (1054, 19271460), (1105, 18382008), (1209, 16800760), (1240, 16380741), (1326, 15318340), (1560, 13020589), (1581, 12847640), (1594, 12742860), (1612, 12600570), (1768, 11488755), (1860, 10920494), (1922, 10568220), (2015, 10080456), (2040, 9956921), (2108, 9635730), (2210, 9191004), (2391, 8495240), (2418, 8400380), (2635, 7708584), (2652, 7659170), (2883, 7045480), (3162, 6423820), (3188, 6371430), (3224, 6300285), (3315, 6127336), (3720, 5460247), (3844, 5284110), (3985, 5097144), (4030, 5040228), (4216, 4817865), (4420, 4595502), (4782, 4247620), (4805, 4227288), (4836, 4200190), (5270, 3854292), (5304, 3829585), (5766, 3522740), (6045, 3360152), (6324, 3211910), (6376, 3185715), (6630, 3063668), (6851, 2964840), (7688, 2642055), (7905, 2569528), (7970, 2548572), (8060, 2520114), (8840, 2297751), (9564, 2123810), (9610, 2113644), (9672, 2100095), (10361, 1960440), (10540, 1927146), (11532, 1761370), (11955, 1699048), (12090, 1680076), (12493, 1625880), (12648, 1605955), (13260, 1531834), (13549, 1499160), (13702, 1482420), (14415, 1409096), (15810, 1284764), (15940, 1274286), (16120, 1260057), (16337, 1243320), (19128, 1061905), (19220, 1056822), (20553, 988280), (20722, 980220), (21080, 963573), (23064, 880685), (23910, 849524), (24180, 840038), (24707, 822120), (24986, 812940), (26520, 765917), (27098, 749580), (27404, 741210), (28830, 704548), (31083, 653480), (31620, 642382), (31880, 637143), (32674, 621660), (34255, 592968), (37479, 541960), (38440, 528411), (40647, 499720), (41106, 494140), (41444, 490110), (47820, 424762), (48360, 420019), (49011, 414440), (49414, 411060), (49972, 406470), (51805, 392088), (54196, 374790), (54808, 370605), (57660, 352274), (62166, 326740), (62465, 325176), (63240, 321191), (65348, 310830), (67745, 299832), (68510, 296484), (74121, 274040), (74958, 270980), (81294, 249860), (81685, 248664), (82212, 247070), (82888, 245055), (95640, 212381), (98022, 207220), (98828, 205530), (99944, 203235), (102765, 197656), (103610, 196044), (108392, 187395), (115320, 176137), (123535, 164424), (124332, 163370), (124930, 162588), (130696, 155415), (135490, 149916), (137020, 148242)]