440015280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:615

約数の個数: 160

約数和(自身を含む): 1414784448

約数和(自身を除く): 974769168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 97, 120, 123, 164, 194, 205, 240, 246, 291, 328, 388, 410, 461, 485, 492, 582, 615, 656, 776, 820, 922, 970, 984, 1164, 1230, 1383, 1455, 1552, 1640, 1844, 1940, 1968, 2305, 2328, 2460, 2766, 2910, 3280, 3688, 3880, 3977, 4610, 4656, 4920, 5532, 5820, 6915, 7376, 7760, 7954, 9220, 9840, 11064, 11640, 11931, 13830, 15908, 18440, 18901, 19885, 22128, 23280, 23862, 27660, 31816, 36880, 37802, 39770, 44717, 47724, 55320, 56703, 59655, 63632, 75604, 79540, 89434, 94505, 95448, 110640, 113406, 119310, 134151, 151208, 159080, 178868, 189010, 190896, 223585, 226812, 238620, 268302, 283515, 302416, 318160, 357736, 378020, 447170, 453624, 477240, 536604, 567030, 670755, 715472, 756040, 894340, 907248, 954480, 1073208, 1134060, 1341510, 1512080, 1788680, 1833397, 2146416, 2268120, 2683020, 3577360, 3666794, 4536240, 5366040, 5500191, 7333588, 9166985, 10732080, 11000382, 14667176, 18333970, 22000764, 27500955, 29334352, 36667940, 44001528, 55001910, 73335880, 88003056, 110003820, 146671760, 220007640, 440015280]

約数ペア:

[(1, 440015280), (2, 220007640), (3, 146671760), (4, 110003820), (5, 88003056), (6, 73335880), (8, 55001910), (10, 44001528), (12, 36667940), (15, 29334352), (16, 27500955), (20, 22000764), (24, 18333970), (30, 14667176), (40, 11000382), (41, 10732080), (48, 9166985), (60, 7333588), (80, 5500191), (82, 5366040), (97, 4536240), (120, 3666794), (123, 3577360), (164, 2683020), (194, 2268120), (205, 2146416), (240, 1833397), (246, 1788680), (291, 1512080), (328, 1341510), (388, 1134060), (410, 1073208), (461, 954480), (485, 907248), (492, 894340), (582, 756040), (615, 715472), (656, 670755), (776, 567030), (820, 536604), (922, 477240), (970, 453624), (984, 447170), (1164, 378020), (1230, 357736), (1383, 318160), (1455, 302416), (1552, 283515), (1640, 268302), (1844, 238620), (1940, 226812), (1968, 223585), (2305, 190896), (2328, 189010), (2460, 178868), (2766, 159080), (2910, 151208), (3280, 134151), (3688, 119310), (3880, 113406), (3977, 110640), (4610, 95448), (4656, 94505), (4920, 89434), (5532, 79540), (5820, 75604), (6915, 63632), (7376, 59655), (7760, 56703), (7954, 55320), (9220, 47724), (9840, 44717), (11064, 39770), (11640, 37802), (11931, 36880), (13830, 31816), (15908, 27660), (18440, 23862), (18901, 23280), (19885, 22128)]