80883960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1341

約数の個数: 128

約数和(自身を含む): 265420800

約数和(自身を除く): 184536840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1279, 1581, 1860, 2040, 2108, 2558, 2635, 3162, 3720, 3837, 4216, 5116, 5270, 6324, 6395, 7674, 7905, 10232, 10540, 12648, 12790, 15348, 15810, 19185, 21080, 21743, 25580, 30696, 31620, 38370, 39649, 43486, 51160, 63240, 65229, 76740, 79298, 86972, 108715, 118947, 130458, 153480, 158596, 173944, 198245, 217430, 237894, 260916, 317192, 326145, 396490, 434860, 475788, 521832, 594735, 652290, 674033, 792980, 869720, 951576, 1189470, 1304580, 1348066, 1585960, 2022099, 2378940, 2609160, 2696132, 3370165, 4044198, 4757880, 5392264, 6740330, 8088396, 10110495, 13480660, 16176792, 20220990, 26961320, 40441980, 80883960]

約数ペア:

[(1, 80883960), (2, 40441980), (3, 26961320), (4, 20220990), (5, 16176792), (6, 13480660), (8, 10110495), (10, 8088396), (12, 6740330), (15, 5392264), (17, 4757880), (20, 4044198), (24, 3370165), (30, 2696132), (31, 2609160), (34, 2378940), (40, 2022099), (51, 1585960), (60, 1348066), (62, 1304580), (68, 1189470), (85, 951576), (93, 869720), (102, 792980), (120, 674033), (124, 652290), (136, 594735), (155, 521832), (170, 475788), (186, 434860), (204, 396490), (248, 326145), (255, 317192), (310, 260916), (340, 237894), (372, 217430), (408, 198245), (465, 173944), (510, 158596), (527, 153480), (620, 130458), (680, 118947), (744, 108715), (930, 86972), (1020, 79298), (1054, 76740), (1240, 65229), (1279, 63240), (1581, 51160), (1860, 43486), (2040, 39649), (2108, 38370), (2558, 31620), (2635, 30696), (3162, 25580), (3720, 21743), (3837, 21080), (4216, 19185), (5116, 15810), (5270, 15348), (6324, 12790), (6395, 12648), (7674, 10540), (7905, 10232)]