439178240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2823

約数の個数: 88

約数和(自身を含む): 1087890432

約数和(自身を除く): 648712192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 2767, 3968, 4960, 5120, 5534, 7936, 9920, 11068, 13835, 15872, 19840, 22136, 27670, 31744, 39680, 44272, 55340, 79360, 85777, 88544, 110680, 158720, 171554, 177088, 221360, 343108, 354176, 428885, 442720, 686216, 708352, 857770, 885440, 1372432, 1416704, 1715540, 1770880, 2744864, 2833408, 3431080, 3541760, 5489728, 6862160, 7083520, 10979456, 13724320, 14167040, 21958912, 27448640, 43917824, 54897280, 87835648, 109794560, 219589120, 439178240]

約数ペア:

[(1, 439178240), (2, 219589120), (4, 109794560), (5, 87835648), (8, 54897280), (10, 43917824), (16, 27448640), (20, 21958912), (31, 14167040), (32, 13724320), (40, 10979456), (62, 7083520), (64, 6862160), (80, 5489728), (124, 3541760), (128, 3431080), (155, 2833408), (160, 2744864), (248, 1770880), (256, 1715540), (310, 1416704), (320, 1372432), (496, 885440), (512, 857770), (620, 708352), (640, 686216), (992, 442720), (1024, 428885), (1240, 354176), (1280, 343108), (1984, 221360), (2480, 177088), (2560, 171554), (2767, 158720), (3968, 110680), (4960, 88544), (5120, 85777), (5534, 79360), (7936, 55340), (9920, 44272), (11068, 39680), (13835, 31744), (15872, 27670), (19840, 22136)]