253714440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{823}}^1$

素因数の和:1211

約数の個数: 128

約数和(自身を含む): 873308160

約数和(自身を除く): 619593720

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, 84, 105, 120, 140, 168, 210, 280, 367, 420, 734, 823, 840, 1101, 1468, 1646, 1835, 2202, 2469, 2569, 2936, 3292, 3670, 4115, 4404, 4938, 5138, 5505, 5761, 6584, 7340, 7707, 8230, 8808, 9876, 10276, 11010, 11522, 12345, 12845, 14680, 15414, 16460, 17283, 19752, 20552, 22020, 23044, 24690, 25690, 28805, 30828, 32920, 34566, 38535, 44040, 46088, 49380, 51380, 57610, 61656, 69132, 77070, 86415, 98760, 102760, 115220, 138264, 154140, 172830, 230440, 302041, 308280, 345660, 604082, 691320, 906123, 1208164, 1510205, 1812246, 2114287, 2416328, 3020410, 3624492, 4228574, 4530615, 6040820, 6342861, 7248984, 8457148, 9061230, 10571435, 12081640, 12685722, 16914296, 18122460, 21142870, 25371444, 31714305, 36244920, 42285740, 50742888, 63428610, 84571480, 126857220, 253714440]

約数ペア:

[(1, 253714440), (2, 126857220), (3, 84571480), (4, 63428610), (5, 50742888), (6, 42285740), (7, 36244920), (8, 31714305), (10, 25371444), (12, 21142870), (14, 18122460), (15, 16914296), (20, 12685722), (21, 12081640), (24, 10571435), (28, 9061230), (30, 8457148), (35, 7248984), (40, 6342861), (42, 6040820), (56, 4530615), (60, 4228574), (70, 3624492), (84, 3020410), (105, 2416328), (120, 2114287), (140, 1812246), (168, 1510205), (210, 1208164), (280, 906123), (367, 691320), (420, 604082), (734, 345660), (823, 308280), (840, 302041), (1101, 230440), (1468, 172830), (1646, 154140), (1835, 138264), (2202, 115220), (2469, 102760), (2569, 98760), (2936, 86415), (3292, 77070), (3670, 69132), (4115, 61656), (4404, 57610), (4938, 51380), (5138, 49380), (5505, 46088), (5761, 44040), (6584, 38535), (7340, 34566), (7707, 32920), (8230, 30828), (8808, 28805), (9876, 25690), (10276, 24690), (11010, 23044), (11522, 22020), (12345, 20552), (12845, 19752), (14680, 17283), (15414, 16460)]