218237880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3559}}^1$

素因数の和:3653

約数の個数: 128

約数和(自身を含む): 758707200

約数和(自身を除く): 540469320

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, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 3559, 4088, 4380, 5110, 6132, 7118, 7665, 8760, 10220, 10677, 12264, 14236, 15330, 17795, 20440, 21354, 24913, 28472, 30660, 35590, 42708, 49826, 53385, 61320, 71180, 74739, 85416, 99652, 106770, 124565, 142360, 149478, 199304, 213540, 249130, 259807, 298956, 373695, 427080, 498260, 519614, 597912, 747390, 779421, 996520, 1039228, 1299035, 1494780, 1558842, 1818649, 2078456, 2598070, 2989560, 3117684, 3637298, 3897105, 5196140, 5455947, 6235368, 7274596, 7794210, 9093245, 10392280, 10911894, 14549192, 15588420, 18186490, 21823788, 27279735, 31176840, 36372980, 43647576, 54559470, 72745960, 109118940, 218237880]

約数ペア:

[(1, 218237880), (2, 109118940), (3, 72745960), (4, 54559470), (5, 43647576), (6, 36372980), (7, 31176840), (8, 27279735), (10, 21823788), (12, 18186490), (14, 15588420), (15, 14549192), (20, 10911894), (21, 10392280), (24, 9093245), (28, 7794210), (30, 7274596), (35, 6235368), (40, 5455947), (42, 5196140), (56, 3897105), (60, 3637298), (70, 3117684), (73, 2989560), (84, 2598070), (105, 2078456), (120, 1818649), (140, 1558842), (146, 1494780), (168, 1299035), (210, 1039228), (219, 996520), (280, 779421), (292, 747390), (365, 597912), (420, 519614), (438, 498260), (511, 427080), (584, 373695), (730, 298956), (840, 259807), (876, 249130), (1022, 213540), (1095, 199304), (1460, 149478), (1533, 142360), (1752, 124565), (2044, 106770), (2190, 99652), (2555, 85416), (2920, 74739), (3066, 71180), (3559, 61320), (4088, 53385), (4380, 49826), (5110, 42708), (6132, 35590), (7118, 30660), (7665, 28472), (8760, 24913), (10220, 21354), (10677, 20440), (12264, 17795), (14236, 15330)]