261236568

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 665510400

約数和(自身を除く): 404273832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 211, 237, 316, 422, 474, 632, 633, 653, 844, 948, 1266, 1306, 1688, 1896, 1959, 2532, 2612, 3918, 5064, 5224, 7836, 15672, 16669, 33338, 50007, 51587, 66676, 100014, 103174, 133352, 137783, 154761, 200028, 206348, 275566, 309522, 400056, 412696, 413349, 551132, 619044, 826698, 1102264, 1238088, 1653396, 3306792, 10884857, 21769714, 32654571, 43539428, 65309142, 87078856, 130618284, 261236568]

約数ペア:

[(1, 261236568), (2, 130618284), (3, 87078856), (4, 65309142), (6, 43539428), (8, 32654571), (12, 21769714), (24, 10884857), (79, 3306792), (158, 1653396), (211, 1238088), (237, 1102264), (316, 826698), (422, 619044), (474, 551132), (632, 413349), (633, 412696), (653, 400056), (844, 309522), (948, 275566), (1266, 206348), (1306, 200028), (1688, 154761), (1896, 137783), (1959, 133352), (2532, 103174), (2612, 100014), (3918, 66676), (5064, 51587), (5224, 50007), (7836, 33338), (15672, 16669)]