1899187680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{304357}}^1$

素因数の和:304388

約数の個数: 96

約数和(自身を含む): 6442650144

約数和(自身を除く): 4543462464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 304357, 608714, 913071, 1217428, 1521785, 1826142, 2434856, 3043570, 3652284, 3956641, 4565355, 4869712, 6087140, 7304568, 7913282, 9130710, 9739424, 11869923, 12174280, 14609136, 15826564, 18261420, 19783205, 23739846, 24348560, 29218272, 31653128, 36522840, 39566410, 47479692, 48697120, 59349615, 63306256, 73045680, 79132820, 94959384, 118699230, 126612512, 146091360, 158265640, 189918768, 237398460, 316531280, 379837536, 474796920, 633062560, 949593840, 1899187680]

約数ペア:

[(1, 1899187680), (2, 949593840), (3, 633062560), (4, 474796920), (5, 379837536), (6, 316531280), (8, 237398460), (10, 189918768), (12, 158265640), (13, 146091360), (15, 126612512), (16, 118699230), (20, 94959384), (24, 79132820), (26, 73045680), (30, 63306256), (32, 59349615), (39, 48697120), (40, 47479692), (48, 39566410), (52, 36522840), (60, 31653128), (65, 29218272), (78, 24348560), (80, 23739846), (96, 19783205), (104, 18261420), (120, 15826564), (130, 14609136), (156, 12174280), (160, 11869923), (195, 9739424), (208, 9130710), (240, 7913282), (260, 7304568), (312, 6087140), (390, 4869712), (416, 4565355), (480, 3956641), (520, 3652284), (624, 3043570), (780, 2434856), (1040, 1826142), (1248, 1521785), (1560, 1217428), (2080, 913071), (3120, 608714), (6240, 304357)]