72321060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1447}}^1$

素因数の和:1490

約数の個数: 144

約数和(自身を含む): 249588864

約数和(自身を除く): 177267804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1447, 1470, 1666, 1785, 2380, 2499, 2894, 2940, 3332, 3570, 4165, 4341, 4998, 5788, 7140, 7235, 8330, 8682, 9996, 10129, 12495, 14470, 16660, 17364, 20258, 21705, 24599, 24990, 28940, 30387, 40516, 43410, 49198, 49980, 50645, 60774, 70903, 73797, 86820, 98396, 101290, 121548, 122995, 141806, 147594, 151935, 172193, 202580, 212709, 245990, 283612, 295188, 303870, 344386, 354515, 368985, 425418, 491980, 516579, 607740, 688772, 709030, 737970, 850836, 860965, 1033158, 1063545, 1205351, 1418060, 1475940, 1721930, 2066316, 2127090, 2410702, 2582895, 3443860, 3616053, 4254180, 4821404, 5165790, 6026755, 7232106, 10331580, 12053510, 14464212, 18080265, 24107020, 36160530, 72321060]

約数ペア:

[(1, 72321060), (2, 36160530), (3, 24107020), (4, 18080265), (5, 14464212), (6, 12053510), (7, 10331580), (10, 7232106), (12, 6026755), (14, 5165790), (15, 4821404), (17, 4254180), (20, 3616053), (21, 3443860), (28, 2582895), (30, 2410702), (34, 2127090), (35, 2066316), (42, 1721930), (49, 1475940), (51, 1418060), (60, 1205351), (68, 1063545), (70, 1033158), (84, 860965), (85, 850836), (98, 737970), (102, 709030), (105, 688772), (119, 607740), (140, 516579), (147, 491980), (170, 425418), (196, 368985), (204, 354515), (210, 344386), (238, 303870), (245, 295188), (255, 283612), (294, 245990), (340, 212709), (357, 202580), (420, 172193), (476, 151935), (490, 147594), (510, 141806), (588, 122995), (595, 121548), (714, 101290), (735, 98396), (833, 86820), (980, 73797), (1020, 70903), (1190, 60774), (1428, 50645), (1447, 49980), (1470, 49198), (1666, 43410), (1785, 40516), (2380, 30387), (2499, 28940), (2894, 24990), (2940, 24599), (3332, 21705), (3570, 20258), (4165, 17364), (4341, 16660), (4998, 14470), (5788, 12495), (7140, 10129), (7235, 9996), (8330, 8682)]