20161475790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{1049}}^1$

素因数の和:1466

約数の個数: 128

約数和(自身を含む): 50774169600

約数和(自身を除く): 30612693810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 86, 94, 129, 141, 215, 235, 258, 282, 317, 430, 470, 634, 645, 705, 951, 1049, 1290, 1410, 1585, 1902, 2021, 2098, 3147, 3170, 4042, 4755, 5245, 6063, 6294, 9510, 10105, 10490, 12126, 13631, 14899, 15735, 20210, 27262, 29798, 30315, 31470, 40893, 44697, 45107, 49303, 60630, 68155, 74495, 81786, 89394, 90214, 98606, 135321, 136310, 147909, 148990, 204465, 223485, 225535, 246515, 270642, 295818, 332533, 408930, 446970, 451070, 493030, 640657, 665066, 676605, 739545, 997599, 1281314, 1353210, 1479090, 1662665, 1921971, 1995198, 2120029, 3203285, 3325330, 3843942, 4240058, 4987995, 6360087, 6406570, 9609855, 9975990, 10600145, 12720174, 14298919, 15629051, 19219710, 21200290, 28597838, 31258102, 31800435, 42896757, 46887153, 63600870, 71494595, 78145255, 85793514, 93774306, 142989190, 156290510, 214483785, 234435765, 428967570, 468871530, 672049193, 1344098386, 2016147579, 3360245965, 4032295158, 6720491930, 10080737895, 20161475790]

約数ペア:

[(1, 20161475790), (2, 10080737895), (3, 6720491930), (5, 4032295158), (6, 3360245965), (10, 2016147579), (15, 1344098386), (30, 672049193), (43, 468871530), (47, 428967570), (86, 234435765), (94, 214483785), (129, 156290510), (141, 142989190), (215, 93774306), (235, 85793514), (258, 78145255), (282, 71494595), (317, 63600870), (430, 46887153), (470, 42896757), (634, 31800435), (645, 31258102), (705, 28597838), (951, 21200290), (1049, 19219710), (1290, 15629051), (1410, 14298919), (1585, 12720174), (1902, 10600145), (2021, 9975990), (2098, 9609855), (3147, 6406570), (3170, 6360087), (4042, 4987995), (4755, 4240058), (5245, 3843942), (6063, 3325330), (6294, 3203285), (9510, 2120029), (10105, 1995198), (10490, 1921971), (12126, 1662665), (13631, 1479090), (14899, 1353210), (15735, 1281314), (20210, 997599), (27262, 739545), (29798, 676605), (30315, 665066), (31470, 640657), (40893, 493030), (44697, 451070), (45107, 446970), (49303, 408930), (60630, 332533), (68155, 295818), (74495, 270642), (81786, 246515), (89394, 225535), (90214, 223485), (98606, 204465), (135321, 148990), (136310, 147909)]