217418520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8669}}^1$

素因数の和:8713

約数の個数: 128

約数和(自身を含む): 749088000

約数和(自身を除く): 531669480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 8669, 12540, 17338, 25080, 26007, 34676, 43345, 52014, 69352, 86690, 95359, 104028, 130035, 164711, 173380, 190718, 208056, 260070, 286077, 329422, 346760, 381436, 476795, 494133, 520140, 572154, 658844, 762872, 823555, 953590, 988266, 1040280, 1144308, 1317688, 1430385, 1647110, 1811821, 1907180, 1976532, 2288616, 2470665, 2860770, 3294220, 3623642, 3814360, 3953064, 4941330, 5435463, 5721540, 6588440, 7247284, 9059105, 9882660, 10870926, 11443080, 14494568, 18118210, 19765320, 21741852, 27177315, 36236420, 43483704, 54354630, 72472840, 108709260, 217418520]

約数ペア:

[(1, 217418520), (2, 108709260), (3, 72472840), (4, 54354630), (5, 43483704), (6, 36236420), (8, 27177315), (10, 21741852), (11, 19765320), (12, 18118210), (15, 14494568), (19, 11443080), (20, 10870926), (22, 9882660), (24, 9059105), (30, 7247284), (33, 6588440), (38, 5721540), (40, 5435463), (44, 4941330), (55, 3953064), (57, 3814360), (60, 3623642), (66, 3294220), (76, 2860770), (88, 2470665), (95, 2288616), (110, 1976532), (114, 1907180), (120, 1811821), (132, 1647110), (152, 1430385), (165, 1317688), (190, 1144308), (209, 1040280), (220, 988266), (228, 953590), (264, 823555), (285, 762872), (330, 658844), (380, 572154), (418, 520140), (440, 494133), (456, 476795), (570, 381436), (627, 346760), (660, 329422), (760, 286077), (836, 260070), (1045, 208056), (1140, 190718), (1254, 173380), (1320, 164711), (1672, 130035), (2090, 104028), (2280, 95359), (2508, 86690), (3135, 69352), (4180, 52014), (5016, 43345), (6270, 34676), (8360, 26007), (8669, 25080), (12540, 17338)]