243532120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 625136400

約数和(自身を除く): 381604280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 157, 190, 247, 260, 314, 380, 494, 520, 628, 760, 785, 988, 1235, 1256, 1570, 1976, 2041, 2470, 2983, 3140, 4082, 4940, 5966, 6280, 8164, 9880, 10205, 11932, 14915, 16328, 20410, 23864, 24649, 29830, 38779, 40820, 49298, 59660, 77558, 81640, 98596, 119320, 123245, 155116, 193895, 197192, 246490, 310232, 320437, 387790, 468331, 492980, 640874, 775580, 936662, 985960, 1281748, 1551160, 1602185, 1873324, 2341655, 2563496, 3204370, 3746648, 4683310, 6088303, 6408740, 9366620, 12176606, 12817480, 18733240, 24353212, 30441515, 48706424, 60883030, 121766060, 243532120]

約数ペア:

[(1, 243532120), (2, 121766060), (4, 60883030), (5, 48706424), (8, 30441515), (10, 24353212), (13, 18733240), (19, 12817480), (20, 12176606), (26, 9366620), (38, 6408740), (40, 6088303), (52, 4683310), (65, 3746648), (76, 3204370), (95, 2563496), (104, 2341655), (130, 1873324), (152, 1602185), (157, 1551160), (190, 1281748), (247, 985960), (260, 936662), (314, 775580), (380, 640874), (494, 492980), (520, 468331), (628, 387790), (760, 320437), (785, 310232), (988, 246490), (1235, 197192), (1256, 193895), (1570, 155116), (1976, 123245), (2041, 119320), (2470, 98596), (2983, 81640), (3140, 77558), (4082, 59660), (4940, 49298), (5966, 40820), (6280, 38779), (8164, 29830), (9880, 24649), (10205, 23864), (11932, 20410), (14915, 16328)]