221875680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:130

約数の個数: 288

約数和(自身を含む): 798753312

約数和(自身を除く): 576877632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 37, 39, 40, 48, 52, 60, 62, 65, 74, 78, 80, 93, 96, 104, 111, 120, 124, 130, 148, 155, 156, 160, 185, 186, 195, 208, 222, 240, 248, 260, 296, 310, 312, 370, 372, 390, 403, 416, 444, 465, 480, 481, 496, 520, 555, 592, 620, 624, 740, 744, 780, 806, 888, 930, 961, 962, 992, 1040, 1110, 1147, 1184, 1209, 1240, 1248, 1443, 1480, 1488, 1560, 1612, 1776, 1860, 1922, 1924, 2015, 2080, 2220, 2294, 2405, 2418, 2480, 2883, 2886, 2960, 2976, 3120, 3224, 3441, 3552, 3720, 3844, 3848, 4030, 4440, 4588, 4805, 4810, 4836, 4960, 5735, 5766, 5772, 5920, 6045, 6240, 6448, 6882, 7215, 7440, 7688, 7696, 8060, 8880, 9176, 9610, 9620, 9672, 11470, 11532, 11544, 12090, 12493, 12896, 13764, 14415, 14430, 14880, 14911, 15376, 15392, 16120, 17205, 17760, 18352, 19220, 19240, 19344, 22940, 23064, 23088, 24180, 24986, 27528, 28830, 28860, 29822, 30752, 32240, 34410, 35557, 36704, 37479, 38440, 38480, 38688, 44733, 45880, 46128, 46176, 48360, 49972, 55056, 57660, 57720, 59644, 62465, 64480, 68820, 71114, 74555, 74958, 76880, 76960, 89466, 91760, 92256, 96720, 99944, 106671, 110112, 115320, 115440, 119288, 124930, 137640, 142228, 149110, 149916, 153760, 177785, 178932, 183520, 187395, 193440, 199888, 213342, 223665, 230640, 230880, 238576, 249860, 275280, 284456, 298220, 299832, 355570, 357864, 374790, 399776, 426684, 447330, 461280, 462241, 477152, 499720, 533355, 550560, 568912, 596440, 599664, 711140, 715728, 749580, 853368, 894660, 924482, 999440, 1066710, 1137824, 1192880, 1199328, 1386723, 1422280, 1431456, 1499160, 1706736, 1789320, 1848964, 1998880, 2133420, 2311205, 2385760, 2773446, 2844560, 2998320, 3413472, 3578640, 3697928, 4266840, 4622410, 5546892, 5689120, 5996640, 6933615, 7157280, 7395856, 8533680, 9244820, 11093784, 13867230, 14791712, 17067360, 18489640, 22187568, 27734460, 36979280, 44375136, 55468920, 73958560, 110937840, 221875680]

約数ペア:

[(1, 221875680), (2, 110937840), (3, 73958560), (4, 55468920), (5, 44375136), (6, 36979280), (8, 27734460), (10, 22187568), (12, 18489640), (13, 17067360), (15, 14791712), (16, 13867230), (20, 11093784), (24, 9244820), (26, 8533680), (30, 7395856), (31, 7157280), (32, 6933615), (37, 5996640), (39, 5689120), (40, 5546892), (48, 4622410), (52, 4266840), (60, 3697928), (62, 3578640), (65, 3413472), (74, 2998320), (78, 2844560), (80, 2773446), (93, 2385760), (96, 2311205), (104, 2133420), (111, 1998880), (120, 1848964), (124, 1789320), (130, 1706736), (148, 1499160), (155, 1431456), (156, 1422280), (160, 1386723), (185, 1199328), (186, 1192880), (195, 1137824), (208, 1066710), (222, 999440), (240, 924482), (248, 894660), (260, 853368), (296, 749580), (310, 715728), (312, 711140), (370, 599664), (372, 596440), (390, 568912), (403, 550560), (416, 533355), (444, 499720), (465, 477152), (480, 462241), (481, 461280), (496, 447330), (520, 426684), (555, 399776), (592, 374790), (620, 357864), (624, 355570), (740, 299832), (744, 298220), (780, 284456), (806, 275280), (888, 249860), (930, 238576), (961, 230880), (962, 230640), (992, 223665), (1040, 213342), (1110, 199888), (1147, 193440), (1184, 187395), (1209, 183520), (1240, 178932), (1248, 177785), (1443, 153760), (1480, 149916), (1488, 149110), (1560, 142228), (1612, 137640), (1776, 124930), (1860, 119288), (1922, 115440), (1924, 115320), (2015, 110112), (2080, 106671), (2220, 99944), (2294, 96720), (2405, 92256), (2418, 91760), (2480, 89466), (2883, 76960), (2886, 76880), (2960, 74958), (2976, 74555), (3120, 71114), (3224, 68820), (3441, 64480), (3552, 62465), (3720, 59644), (3844, 57720), (3848, 57660), (4030, 55056), (4440, 49972), (4588, 48360), (4805, 46176), (4810, 46128), (4836, 45880), (4960, 44733), (5735, 38688), (5766, 38480), (5772, 38440), (5920, 37479), (6045, 36704), (6240, 35557), (6448, 34410), (6882, 32240), (7215, 30752), (7440, 29822), (7688, 28860), (7696, 28830), (8060, 27528), (8880, 24986), (9176, 24180), (9610, 23088), (9620, 23064), (9672, 22940), (11470, 19344), (11532, 19240), (11544, 19220), (12090, 18352), (12493, 17760), (12896, 17205), (13764, 16120), (14415, 15392), (14430, 15376), (14880, 14911)]