17998500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 57552768

約数和(自身を除く): 39554268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 71, 75, 78, 100, 125, 130, 142, 150, 156, 169, 195, 213, 250, 260, 284, 300, 325, 338, 355, 375, 390, 426, 500, 507, 650, 676, 710, 750, 780, 845, 852, 923, 975, 1014, 1065, 1300, 1420, 1500, 1625, 1690, 1775, 1846, 1950, 2028, 2130, 2535, 2769, 3250, 3380, 3550, 3692, 3900, 4225, 4260, 4615, 4875, 5070, 5325, 5538, 6500, 7100, 8450, 8875, 9230, 9750, 10140, 10650, 11076, 11999, 12675, 13845, 16900, 17750, 18460, 19500, 21125, 21300, 23075, 23998, 25350, 26625, 27690, 35500, 35997, 42250, 46150, 47996, 50700, 53250, 55380, 59995, 63375, 69225, 71994, 84500, 92300, 106500, 115375, 119990, 126750, 138450, 143988, 179985, 230750, 239980, 253500, 276900, 299975, 346125, 359970, 461500, 599950, 692250, 719940, 899925, 1199900, 1384500, 1499875, 1799850, 2999750, 3599700, 4499625, 5999500, 8999250, 17998500]

約数ペア:

[(1, 17998500), (2, 8999250), (3, 5999500), (4, 4499625), (5, 3599700), (6, 2999750), (10, 1799850), (12, 1499875), (13, 1384500), (15, 1199900), (20, 899925), (25, 719940), (26, 692250), (30, 599950), (39, 461500), (50, 359970), (52, 346125), (60, 299975), (65, 276900), (71, 253500), (75, 239980), (78, 230750), (100, 179985), (125, 143988), (130, 138450), (142, 126750), (150, 119990), (156, 115375), (169, 106500), (195, 92300), (213, 84500), (250, 71994), (260, 69225), (284, 63375), (300, 59995), (325, 55380), (338, 53250), (355, 50700), (375, 47996), (390, 46150), (426, 42250), (500, 35997), (507, 35500), (650, 27690), (676, 26625), (710, 25350), (750, 23998), (780, 23075), (845, 21300), (852, 21125), (923, 19500), (975, 18460), (1014, 17750), (1065, 16900), (1300, 13845), (1420, 12675), (1500, 11999), (1625, 11076), (1690, 10650), (1775, 10140), (1846, 9750), (1950, 9230), (2028, 8875), (2130, 8450), (2535, 7100), (2769, 6500), (3250, 5538), (3380, 5325), (3550, 5070), (3692, 4875), (3900, 4615), (4225, 4260)]