245318220

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{7211}}^1$

素因数の和:7242

約数の個数: 144

約数和(自身を含む): 882056448

約数和(自身を除く): 636738228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 7211, 8505, 11340, 14422, 17010, 21633, 28844, 34020, 36055, 43266, 50477, 64899, 72110, 86532, 100954, 108165, 129798, 144220, 151431, 194697, 201908, 216330, 252385, 259596, 302862, 324495, 389394, 432660, 454293, 504770, 584091, 605724, 648990, 757155, 778788, 908586, 973485, 1009540, 1168182, 1297980, 1362879, 1514310, 1752273, 1817172, 1946970, 2271465, 2336364, 2725758, 2920455, 3028620, 3504546, 3893940, 4088637, 4542930, 5451516, 5840910, 6814395, 7009092, 8177274, 8761365, 9085860, 11681820, 12265911, 13628790, 16354548, 17522730, 20443185, 24531822, 27257580, 35045460, 40886370, 49063644, 61329555, 81772740, 122659110, 245318220]

約数ペア:

[(1, 245318220), (2, 122659110), (3, 81772740), (4, 61329555), (5, 49063644), (6, 40886370), (7, 35045460), (9, 27257580), (10, 24531822), (12, 20443185), (14, 17522730), (15, 16354548), (18, 13628790), (20, 12265911), (21, 11681820), (27, 9085860), (28, 8761365), (30, 8177274), (35, 7009092), (36, 6814395), (42, 5840910), (45, 5451516), (54, 4542930), (60, 4088637), (63, 3893940), (70, 3504546), (81, 3028620), (84, 2920455), (90, 2725758), (105, 2336364), (108, 2271465), (126, 1946970), (135, 1817172), (140, 1752273), (162, 1514310), (180, 1362879), (189, 1297980), (210, 1168182), (243, 1009540), (252, 973485), (270, 908586), (315, 778788), (324, 757155), (378, 648990), (405, 605724), (420, 584091), (486, 504770), (540, 454293), (567, 432660), (630, 389394), (756, 324495), (810, 302862), (945, 259596), (972, 252385), (1134, 216330), (1215, 201908), (1260, 194697), (1620, 151431), (1701, 144220), (1890, 129798), (2268, 108165), (2430, 100954), (2835, 86532), (3402, 72110), (3780, 64899), (4860, 50477), (5670, 43266), (6804, 36055), (7211, 34020), (8505, 28844), (11340, 21633), (14422, 17010)]