215283840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3617}}^1$

素因数の和:3670

約数の個数: 128

約数和(自身を含む): 708549120

約数和(自身を除く): 493265280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3617, 3720, 3968, 4960, 5952, 7234, 7440, 9920, 10851, 11904, 14468, 14880, 18085, 19840, 21702, 28936, 29760, 36170, 43404, 54255, 57872, 59520, 72340, 86808, 108510, 112127, 115744, 144680, 173616, 217020, 224254, 231488, 289360, 336381, 347232, 434040, 448508, 462976, 560635, 578720, 672762, 694464, 868080, 897016, 1121270, 1157440, 1345524, 1388928, 1681905, 1736160, 1794032, 2242540, 2314880, 2691048, 3363810, 3472320, 3588064, 4485080, 5382096, 6727620, 6944640, 7176128, 8970160, 10764192, 13455240, 14352256, 17940320, 21528384, 26910480, 35880640, 43056768, 53820960, 71761280, 107641920, 215283840]

約数ペア:

[(1, 215283840), (2, 107641920), (3, 71761280), (4, 53820960), (5, 43056768), (6, 35880640), (8, 26910480), (10, 21528384), (12, 17940320), (15, 14352256), (16, 13455240), (20, 10764192), (24, 8970160), (30, 7176128), (31, 6944640), (32, 6727620), (40, 5382096), (48, 4485080), (60, 3588064), (62, 3472320), (64, 3363810), (80, 2691048), (93, 2314880), (96, 2242540), (120, 1794032), (124, 1736160), (128, 1681905), (155, 1388928), (160, 1345524), (186, 1157440), (192, 1121270), (240, 897016), (248, 868080), (310, 694464), (320, 672762), (372, 578720), (384, 560635), (465, 462976), (480, 448508), (496, 434040), (620, 347232), (640, 336381), (744, 289360), (930, 231488), (960, 224254), (992, 217020), (1240, 173616), (1488, 144680), (1860, 115744), (1920, 112127), (1984, 108510), (2480, 86808), (2976, 72340), (3617, 59520), (3720, 57872), (3968, 54255), (4960, 43404), (5952, 36170), (7234, 29760), (7440, 28936), (9920, 21702), (10851, 19840), (11904, 18085), (14468, 14880)]