1383998280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1647617}}^1$

素因数の和:1647638

約数の個数: 64

約数和(自身を含む): 4745139840

約数和(自身を除く): 3361141560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1647617, 3295234, 4942851, 6590468, 8238085, 9885702, 11533319, 13180936, 16476170, 19771404, 23066638, 24714255, 32952340, 34599957, 39542808, 46133276, 49428510, 57666595, 65904680, 69199914, 92266552, 98857020, 115333190, 138399828, 172999785, 197714040, 230666380, 276799656, 345999570, 461332760, 691999140, 1383998280]

約数ペア:

[(1, 1383998280), (2, 691999140), (3, 461332760), (4, 345999570), (5, 276799656), (6, 230666380), (7, 197714040), (8, 172999785), (10, 138399828), (12, 115333190), (14, 98857020), (15, 92266552), (20, 69199914), (21, 65904680), (24, 57666595), (28, 49428510), (30, 46133276), (35, 39542808), (40, 34599957), (42, 32952340), (56, 24714255), (60, 23066638), (70, 19771404), (84, 16476170), (105, 13180936), (120, 11533319), (140, 9885702), (168, 8238085), (210, 6590468), (280, 4942851), (420, 3295234), (840, 1647617)]