346965640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:683

約数の個数: 128

約数和(自身を含む): 935608320

約数和(自身を除く): 588642680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 124, 140, 142, 155, 217, 248, 280, 284, 310, 355, 434, 497, 563, 568, 620, 710, 868, 994, 1085, 1126, 1240, 1420, 1736, 1988, 2170, 2201, 2252, 2485, 2815, 2840, 3941, 3976, 4340, 4402, 4504, 4970, 5630, 7882, 8680, 8804, 9940, 11005, 11260, 15407, 15764, 17453, 17608, 19705, 19880, 22010, 22520, 30814, 31528, 34906, 39410, 39973, 44020, 61628, 69812, 77035, 78820, 79946, 87265, 88040, 122171, 123256, 139624, 154070, 157640, 159892, 174530, 199865, 244342, 279811, 308140, 319784, 349060, 399730, 488684, 559622, 610855, 616280, 698120, 799460, 977368, 1119244, 1221710, 1239163, 1399055, 1598920, 2238488, 2443420, 2478326, 2798110, 4886840, 4956652, 5596220, 6195815, 8674141, 9913304, 11192440, 12391630, 17348282, 24783260, 34696564, 43370705, 49566520, 69393128, 86741410, 173482820, 346965640]

約数ペア:

[(1, 346965640), (2, 173482820), (4, 86741410), (5, 69393128), (7, 49566520), (8, 43370705), (10, 34696564), (14, 24783260), (20, 17348282), (28, 12391630), (31, 11192440), (35, 9913304), (40, 8674141), (56, 6195815), (62, 5596220), (70, 4956652), (71, 4886840), (124, 2798110), (140, 2478326), (142, 2443420), (155, 2238488), (217, 1598920), (248, 1399055), (280, 1239163), (284, 1221710), (310, 1119244), (355, 977368), (434, 799460), (497, 698120), (563, 616280), (568, 610855), (620, 559622), (710, 488684), (868, 399730), (994, 349060), (1085, 319784), (1126, 308140), (1240, 279811), (1420, 244342), (1736, 199865), (1988, 174530), (2170, 159892), (2201, 157640), (2252, 154070), (2485, 139624), (2815, 123256), (2840, 122171), (3941, 88040), (3976, 87265), (4340, 79946), (4402, 78820), (4504, 77035), (4970, 69812), (5630, 61628), (7882, 44020), (8680, 39973), (8804, 39410), (9940, 34906), (11005, 31528), (11260, 30814), (15407, 22520), (15764, 22010), (17453, 19880), (17608, 19705)]