215247384

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 662276160

約数和(自身を除く): 447028776

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 121, 124, 132, 186, 198, 242, 248, 264, 279, 341, 363, 372, 396, 484, 558, 682, 726, 744, 792, 797, 968, 1023, 1089, 1116, 1364, 1452, 1594, 2046, 2178, 2232, 2391, 2728, 2904, 3069, 3188, 3751, 4092, 4356, 4782, 6138, 6376, 7173, 7502, 8184, 8712, 8767, 9564, 11253, 12276, 14346, 15004, 17534, 19128, 22506, 24552, 24707, 26301, 28692, 30008, 33759, 35068, 45012, 49414, 52602, 57384, 67518, 70136, 74121, 78903, 90024, 96437, 98828, 105204, 135036, 148242, 157806, 192874, 197656, 210408, 222363, 270072, 271777, 289311, 296484, 315612, 385748, 444726, 543554, 578622, 592968, 631224, 771496, 815331, 867933, 889452, 1087108, 1157244, 1630662, 1735866, 1778904, 2174216, 2314488, 2445993, 2989547, 3261324, 3471732, 4891986, 5979094, 6522648, 6943464, 8968641, 9783972, 11958188, 17937282, 19567944, 23916376, 26905923, 35874564, 53811846, 71749128, 107623692, 215247384]

約数ペア:

[(1, 215247384), (2, 107623692), (3, 71749128), (4, 53811846), (6, 35874564), (8, 26905923), (9, 23916376), (11, 19567944), (12, 17937282), (18, 11958188), (22, 9783972), (24, 8968641), (31, 6943464), (33, 6522648), (36, 5979094), (44, 4891986), (62, 3471732), (66, 3261324), (72, 2989547), (88, 2445993), (93, 2314488), (99, 2174216), (121, 1778904), (124, 1735866), (132, 1630662), (186, 1157244), (198, 1087108), (242, 889452), (248, 867933), (264, 815331), (279, 771496), (341, 631224), (363, 592968), (372, 578622), (396, 543554), (484, 444726), (558, 385748), (682, 315612), (726, 296484), (744, 289311), (792, 271777), (797, 270072), (968, 222363), (1023, 210408), (1089, 197656), (1116, 192874), (1364, 157806), (1452, 148242), (1594, 135036), (2046, 105204), (2178, 98828), (2232, 96437), (2391, 90024), (2728, 78903), (2904, 74121), (3069, 70136), (3188, 67518), (3751, 57384), (4092, 52602), (4356, 49414), (4782, 45012), (6138, 35068), (6376, 33759), (7173, 30008), (7502, 28692), (8184, 26301), (8712, 24707), (8767, 24552), (9564, 22506), (11253, 19128), (12276, 17534), (14346, 15004)]