149438720

素因数分解:

$2^8\times 5^1\times {\mathrm{313}}^1\times {\mathrm{373}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 360058776

約数和(自身を除く): 210620056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 313, 320, 373, 626, 640, 746, 1252, 1280, 1492, 1565, 1865, 2504, 2984, 3130, 3730, 5008, 5968, 6260, 7460, 10016, 11936, 12520, 14920, 20032, 23872, 25040, 29840, 40064, 47744, 50080, 59680, 80128, 95488, 100160, 116749, 119360, 200320, 233498, 238720, 400640, 466996, 477440, 583745, 933992, 1167490, 1867984, 2334980, 3735968, 4669960, 7471936, 9339920, 14943872, 18679840, 29887744, 37359680, 74719360, 149438720]

約数ペア:

[(1, 149438720), (2, 74719360), (4, 37359680), (5, 29887744), (8, 18679840), (10, 14943872), (16, 9339920), (20, 7471936), (32, 4669960), (40, 3735968), (64, 2334980), (80, 1867984), (128, 1167490), (160, 933992), (256, 583745), (313, 477440), (320, 466996), (373, 400640), (626, 238720), (640, 233498), (746, 200320), (1252, 119360), (1280, 116749), (1492, 100160), (1565, 95488), (1865, 80128), (2504, 59680), (2984, 50080), (3130, 47744), (3730, 40064), (5008, 29840), (5968, 25040), (6260, 23872), (7460, 20032), (10016, 14920), (11936, 12520)]