68129880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:418

約数の個数: 256

約数和(自身を含む): 267079680

約数和(自身を除く): 198949800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 357, 364, 367, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 714, 728, 734, 780, 840, 884, 910, 952, 1020, 1092, 1101, 1105, 1190, 1326, 1365, 1428, 1468, 1547, 1560, 1768, 1785, 1820, 1835, 2040, 2184, 2202, 2210, 2380, 2569, 2652, 2730, 2856, 2936, 3094, 3315, 3570, 3640, 3670, 4404, 4420, 4641, 4760, 4771, 5138, 5304, 5460, 5505, 6188, 6239, 6630, 7140, 7340, 7707, 7735, 8808, 8840, 9282, 9542, 10276, 10920, 11010, 12376, 12478, 12845, 13260, 14280, 14313, 14680, 15414, 15470, 18564, 18717, 19084, 20552, 22020, 23205, 23855, 24956, 25690, 26520, 28626, 30828, 30940, 31195, 33397, 37128, 37434, 38168, 38535, 43673, 44040, 46410, 47710, 49912, 51380, 57252, 61656, 61880, 62390, 66794, 71565, 74868, 77070, 81107, 87346, 92820, 93585, 95420, 100191, 102760, 114504, 124780, 131019, 133588, 143130, 149736, 154140, 162214, 166985, 174692, 185640, 187170, 190840, 200382, 218365, 243321, 249560, 262038, 267176, 286260, 308280, 324428, 333970, 349384, 374340, 400764, 405535, 436730, 486642, 500955, 524076, 567749, 572520, 648856, 655095, 667940, 748680, 801528, 811070, 873460, 973284, 1001910, 1048152, 1135498, 1216605, 1310190, 1335880, 1622140, 1703247, 1746920, 1946568, 2003820, 2270996, 2433210, 2620380, 2838745, 3244280, 3406494, 4007640, 4541992, 4866420, 5240760, 5677490, 6812988, 8516235, 9732840, 11354980, 13625976, 17032470, 22709960, 34064940, 68129880]

約数ペア:

[(1, 68129880), (2, 34064940), (3, 22709960), (4, 17032470), (5, 13625976), (6, 11354980), (7, 9732840), (8, 8516235), (10, 6812988), (12, 5677490), (13, 5240760), (14, 4866420), (15, 4541992), (17, 4007640), (20, 3406494), (21, 3244280), (24, 2838745), (26, 2620380), (28, 2433210), (30, 2270996), (34, 2003820), (35, 1946568), (39, 1746920), (40, 1703247), (42, 1622140), (51, 1335880), (52, 1310190), (56, 1216605), (60, 1135498), (65, 1048152), (68, 1001910), (70, 973284), (78, 873460), (84, 811070), (85, 801528), (91, 748680), (102, 667940), (104, 655095), (105, 648856), (119, 572520), (120, 567749), (130, 524076), (136, 500955), (140, 486642), (156, 436730), (168, 405535), (170, 400764), (182, 374340), (195, 349384), (204, 333970), (210, 324428), (221, 308280), (238, 286260), (255, 267176), (260, 262038), (273, 249560), (280, 243321), (312, 218365), (340, 200382), (357, 190840), (364, 187170), (367, 185640), (390, 174692), (408, 166985), (420, 162214), (442, 154140), (455, 149736), (476, 143130), (510, 133588), (520, 131019), (546, 124780), (595, 114504), (663, 102760), (680, 100191), (714, 95420), (728, 93585), (734, 92820), (780, 87346), (840, 81107), (884, 77070), (910, 74868), (952, 71565), (1020, 66794), (1092, 62390), (1101, 61880), (1105, 61656), (1190, 57252), (1326, 51380), (1365, 49912), (1428, 47710), (1468, 46410), (1547, 44040), (1560, 43673), (1768, 38535), (1785, 38168), (1820, 37434), (1835, 37128), (2040, 33397), (2184, 31195), (2202, 30940), (2210, 30828), (2380, 28626), (2569, 26520), (2652, 25690), (2730, 24956), (2856, 23855), (2936, 23205), (3094, 22020), (3315, 20552), (3570, 19084), (3640, 18717), (3670, 18564), (4404, 15470), (4420, 15414), (4641, 14680), (4760, 14313), (4771, 14280), (5138, 13260), (5304, 12845), (5460, 12478), (5505, 12376), (6188, 11010), (6239, 10920), (6630, 10276), (7140, 9542), (7340, 9282), (7707, 8840), (7735, 8808)]