647813040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2309}}^1$

素因数の和:2499

約数の個数: 160

約数和(自身を含む): 2309852160

約数和(自身を除く): 1662039120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 167, 168, 210, 240, 280, 334, 336, 420, 501, 560, 668, 835, 840, 1002, 1169, 1336, 1670, 1680, 2004, 2309, 2338, 2505, 2672, 3340, 3507, 4008, 4618, 4676, 5010, 5845, 6680, 6927, 7014, 8016, 9236, 9352, 10020, 11545, 11690, 13360, 13854, 14028, 16163, 17535, 18472, 18704, 20040, 23090, 23380, 27708, 28056, 32326, 34635, 35070, 36944, 40080, 46180, 46760, 48489, 55416, 56112, 64652, 69270, 70140, 80815, 92360, 93520, 96978, 110832, 129304, 138540, 140280, 161630, 184720, 193956, 242445, 258608, 277080, 280560, 323260, 385603, 387912, 484890, 554160, 646520, 771206, 775824, 969780, 1156809, 1293040, 1542412, 1928015, 1939560, 2313618, 2699221, 3084824, 3856030, 3879120, 4627236, 5398442, 5784045, 6169648, 7712060, 8097663, 9254472, 10796884, 11568090, 13496105, 15424120, 16195326, 18508944, 21593768, 23136180, 26992210, 30848240, 32390652, 40488315, 43187536, 46272360, 53984420, 64781304, 80976630, 92544720, 107968840, 129562608, 161953260, 215937680, 323906520, 647813040]

約数ペア:

[(1, 647813040), (2, 323906520), (3, 215937680), (4, 161953260), (5, 129562608), (6, 107968840), (7, 92544720), (8, 80976630), (10, 64781304), (12, 53984420), (14, 46272360), (15, 43187536), (16, 40488315), (20, 32390652), (21, 30848240), (24, 26992210), (28, 23136180), (30, 21593768), (35, 18508944), (40, 16195326), (42, 15424120), (48, 13496105), (56, 11568090), (60, 10796884), (70, 9254472), (80, 8097663), (84, 7712060), (105, 6169648), (112, 5784045), (120, 5398442), (140, 4627236), (167, 3879120), (168, 3856030), (210, 3084824), (240, 2699221), (280, 2313618), (334, 1939560), (336, 1928015), (420, 1542412), (501, 1293040), (560, 1156809), (668, 969780), (835, 775824), (840, 771206), (1002, 646520), (1169, 554160), (1336, 484890), (1670, 387912), (1680, 385603), (2004, 323260), (2309, 280560), (2338, 277080), (2505, 258608), (2672, 242445), (3340, 193956), (3507, 184720), (4008, 161630), (4618, 140280), (4676, 138540), (5010, 129304), (5845, 110832), (6680, 96978), (6927, 93520), (7014, 92360), (8016, 80815), (9236, 70140), (9352, 69270), (10020, 64652), (11545, 56112), (11690, 55416), (13360, 48489), (13854, 46760), (14028, 46180), (16163, 40080), (17535, 36944), (18472, 35070), (18704, 34635), (20040, 32326), (23090, 28056), (23380, 27708)]