20648389080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1\times {\mathrm{1033}}^1$

素因数の和:1874

約数の個数: 256

約数和(自身を含む): 71291404800

約数和(自身を除く): 50643015720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 797, 836, 1033, 1045, 1140, 1254, 1320, 1594, 1672, 2066, 2090, 2280, 2391, 2508, 3099, 3135, 3188, 3985, 4132, 4180, 4782, 5016, 5165, 6198, 6270, 6376, 7970, 8264, 8360, 8767, 9564, 10330, 11363, 11955, 12396, 12540, 15143, 15495, 15940, 17534, 19128, 19627, 20660, 22726, 23910, 24792, 25080, 26301, 30286, 30990, 31880, 34089, 35068, 39254, 41320, 43835, 45429, 45452, 47820, 52602, 56815, 58881, 60572, 61980, 68178, 70136, 75715, 78508, 87670, 90858, 90904, 95640, 98135, 105204, 113630, 117762, 121144, 123960, 131505, 136356, 151430, 157016, 166573, 170445, 175340, 181716, 196270, 210408, 215897, 227145, 227260, 235524, 263010, 272712, 294405, 302860, 333146, 340890, 350680, 363432, 392540, 431794, 454290, 454520, 471048, 499719, 526020, 588810, 605720, 647691, 666292, 681780, 785080, 823301, 832865, 863588, 908580, 999438, 1052040, 1079485, 1177620, 1295382, 1332584, 1363560, 1646602, 1665730, 1727176, 1817160, 1998876, 2158970, 2355240, 2469903, 2498595, 2590764, 3238455, 3293204, 3331460, 3997752, 4116505, 4317940, 4939806, 4997190, 5181528, 6476910, 6586408, 6662920, 8233010, 8635880, 9056311, 9879612, 9994380, 12349515, 12953820, 15642719, 16466020, 18112622, 19759224, 19988760, 24699030, 25907640, 27168933, 31285438, 32932040, 36225244, 45281555, 46928157, 49398060, 54337866, 62570876, 72450488, 78213595, 90563110, 93856314, 98796120, 108675732, 125141752, 135844665, 156427190, 172069909, 181126220, 187712628, 217351464, 234640785, 271689330, 312854380, 344139818, 362252440, 375425256, 469281570, 516209727, 543378660, 625708760, 688279636, 860349545, 938563140, 1032419454, 1086757320, 1376559272, 1720699090, 1877126280, 2064838908, 2581048635, 3441398180, 4129677816, 5162097270, 6882796360, 10324194540, 20648389080]

約数ペア:

[(1, 20648389080), (2, 10324194540), (3, 6882796360), (4, 5162097270), (5, 4129677816), (6, 3441398180), (8, 2581048635), (10, 2064838908), (11, 1877126280), (12, 1720699090), (15, 1376559272), (19, 1086757320), (20, 1032419454), (22, 938563140), (24, 860349545), (30, 688279636), (33, 625708760), (38, 543378660), (40, 516209727), (44, 469281570), (55, 375425256), (57, 362252440), (60, 344139818), (66, 312854380), (76, 271689330), (88, 234640785), (95, 217351464), (110, 187712628), (114, 181126220), (120, 172069909), (132, 156427190), (152, 135844665), (165, 125141752), (190, 108675732), (209, 98796120), (220, 93856314), (228, 90563110), (264, 78213595), (285, 72450488), (330, 62570876), (380, 54337866), (418, 49398060), (440, 46928157), (456, 45281555), (570, 36225244), (627, 32932040), (660, 31285438), (760, 27168933), (797, 25907640), (836, 24699030), (1033, 19988760), (1045, 19759224), (1140, 18112622), (1254, 16466020), (1320, 15642719), (1594, 12953820), (1672, 12349515), (2066, 9994380), (2090, 9879612), (2280, 9056311), (2391, 8635880), (2508, 8233010), (3099, 6662920), (3135, 6586408), (3188, 6476910), (3985, 5181528), (4132, 4997190), (4180, 4939806), (4782, 4317940), (5016, 4116505), (5165, 3997752), (6198, 3331460), (6270, 3293204), (6376, 3238455), (7970, 2590764), (8264, 2498595), (8360, 2469903), (8767, 2355240), (9564, 2158970), (10330, 1998876), (11363, 1817160), (11955, 1727176), (12396, 1665730), (12540, 1646602), (15143, 1363560), (15495, 1332584), (15940, 1295382), (17534, 1177620), (19128, 1079485), (19627, 1052040), (20660, 999438), (22726, 908580), (23910, 863588), (24792, 832865), (25080, 823301), (26301, 785080), (30286, 681780), (30990, 666292), (31880, 647691), (34089, 605720), (35068, 588810), (39254, 526020), (41320, 499719), (43835, 471048), (45429, 454520), (45452, 454290), (47820, 431794), (52602, 392540), (56815, 363432), (58881, 350680), (60572, 340890), (61980, 333146), (68178, 302860), (70136, 294405), (75715, 272712), (78508, 263010), (87670, 235524), (90858, 227260), (90904, 227145), (95640, 215897), (98135, 210408), (105204, 196270), (113630, 181716), (117762, 175340), (121144, 170445), (123960, 166573), (131505, 157016), (136356, 151430)]