19966301040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{20887}}^1$

素因数の和:21479

約数の個数: 160

約数和(自身を含む): 70865464320

約数和(自身を除く): 50899163280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 569, 840, 1138, 1680, 1707, 2276, 2845, 3414, 3983, 4552, 5690, 6828, 7966, 8535, 9104, 11380, 11949, 13656, 15932, 17070, 19915, 20887, 22760, 23898, 27312, 31864, 34140, 39830, 41774, 45520, 47796, 59745, 62661, 63728, 68280, 79660, 83548, 95592, 104435, 119490, 125322, 136560, 146209, 159320, 167096, 191184, 208870, 238980, 250644, 292418, 313305, 318640, 334192, 417740, 438627, 477960, 501288, 584836, 626610, 731045, 835480, 877254, 955920, 1002576, 1169672, 1253220, 1462090, 1670960, 1754508, 2193135, 2339344, 2506440, 2924180, 3509016, 4386270, 5012880, 5848360, 7018032, 8772540, 11696720, 11884703, 17545080, 23769406, 35090160, 35654109, 47538812, 59423515, 71308218, 83192921, 95077624, 118847030, 142616436, 166385842, 178270545, 190155248, 237694060, 249578763, 285232872, 332771684, 356541090, 415964605, 475388120, 499157526, 570465744, 665543368, 713082180, 831929210, 950776240, 998315052, 1247893815, 1331086736, 1426164360, 1663858420, 1996630104, 2495787630, 2852328720, 3327716840, 3993260208, 4991575260, 6655433680, 9983150520, 19966301040]

約数ペア:

[(1, 19966301040), (2, 9983150520), (3, 6655433680), (4, 4991575260), (5, 3993260208), (6, 3327716840), (7, 2852328720), (8, 2495787630), (10, 1996630104), (12, 1663858420), (14, 1426164360), (15, 1331086736), (16, 1247893815), (20, 998315052), (21, 950776240), (24, 831929210), (28, 713082180), (30, 665543368), (35, 570465744), (40, 499157526), (42, 475388120), (48, 415964605), (56, 356541090), (60, 332771684), (70, 285232872), (80, 249578763), (84, 237694060), (105, 190155248), (112, 178270545), (120, 166385842), (140, 142616436), (168, 118847030), (210, 95077624), (240, 83192921), (280, 71308218), (336, 59423515), (420, 47538812), (560, 35654109), (569, 35090160), (840, 23769406), (1138, 17545080), (1680, 11884703), (1707, 11696720), (2276, 8772540), (2845, 7018032), (3414, 5848360), (3983, 5012880), (4552, 4386270), (5690, 3509016), (6828, 2924180), (7966, 2506440), (8535, 2339344), (9104, 2193135), (11380, 1754508), (11949, 1670960), (13656, 1462090), (15932, 1253220), (17070, 1169672), (19915, 1002576), (20887, 955920), (22760, 877254), (23898, 835480), (27312, 731045), (31864, 626610), (34140, 584836), (39830, 501288), (41774, 477960), (45520, 438627), (47796, 417740), (59745, 334192), (62661, 318640), (63728, 313305), (68280, 292418), (79660, 250644), (83548, 238980), (95592, 208870), (104435, 191184), (119490, 167096), (125322, 159320), (136560, 146209)]