245207508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 739823616

約数和(自身を除く): 494616108

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 69, 78, 84, 91, 92, 138, 156, 161, 169, 182, 273, 276, 299, 322, 338, 364, 483, 507, 546, 598, 644, 676, 751, 897, 966, 1014, 1092, 1183, 1196, 1502, 1794, 1932, 2028, 2093, 2253, 2366, 3004, 3549, 3588, 3887, 4186, 4506, 4732, 5257, 6279, 7098, 7774, 8372, 9012, 9763, 10514, 11661, 12558, 14196, 15548, 15771, 17273, 19526, 21028, 23322, 25116, 27209, 29289, 31542, 34546, 39052, 46644, 51819, 54418, 58578, 63084, 68341, 69092, 81627, 103638, 108836, 117156, 120911, 126919, 136682, 163254, 205023, 207276, 224549, 241822, 253838, 273364, 326508, 362733, 380757, 410046, 449098, 483644, 507676, 673647, 725466, 761514, 820092, 888433, 898196, 1347294, 1450932, 1523028, 1571843, 1776866, 2665299, 2694588, 2919137, 3143686, 3553732, 4715529, 5330598, 5838274, 6287372, 8757411, 9431058, 10661196, 11676548, 17514822, 18862116, 20433959, 35029644, 40867918, 61301877, 81735836, 122603754, 245207508]

約数ペア:

[(1, 245207508), (2, 122603754), (3, 81735836), (4, 61301877), (6, 40867918), (7, 35029644), (12, 20433959), (13, 18862116), (14, 17514822), (21, 11676548), (23, 10661196), (26, 9431058), (28, 8757411), (39, 6287372), (42, 5838274), (46, 5330598), (52, 4715529), (69, 3553732), (78, 3143686), (84, 2919137), (91, 2694588), (92, 2665299), (138, 1776866), (156, 1571843), (161, 1523028), (169, 1450932), (182, 1347294), (273, 898196), (276, 888433), (299, 820092), (322, 761514), (338, 725466), (364, 673647), (483, 507676), (507, 483644), (546, 449098), (598, 410046), (644, 380757), (676, 362733), (751, 326508), (897, 273364), (966, 253838), (1014, 241822), (1092, 224549), (1183, 207276), (1196, 205023), (1502, 163254), (1794, 136682), (1932, 126919), (2028, 120911), (2093, 117156), (2253, 108836), (2366, 103638), (3004, 81627), (3549, 69092), (3588, 68341), (3887, 63084), (4186, 58578), (4506, 54418), (4732, 51819), (5257, 46644), (6279, 39052), (7098, 34546), (7774, 31542), (8372, 29289), (9012, 27209), (9763, 25116), (10514, 23322), (11661, 21028), (12558, 19526), (14196, 17273), (15548, 15771)]