51281640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:584

約数の個数: 128

約数和(自身を含む): 172972800

約数和(自身を除く): 121691160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 103, 108, 120, 135, 180, 206, 216, 270, 309, 360, 412, 461, 515, 540, 618, 824, 922, 927, 1030, 1080, 1236, 1383, 1545, 1844, 1854, 2060, 2305, 2472, 2766, 2781, 3090, 3688, 3708, 4120, 4149, 4610, 4635, 5532, 5562, 6180, 6915, 7416, 8298, 9220, 9270, 11064, 11124, 12360, 12447, 13830, 13905, 16596, 18440, 18540, 20745, 22248, 24894, 27660, 27810, 33192, 37080, 41490, 47483, 49788, 55320, 55620, 62235, 82980, 94966, 99576, 111240, 124470, 142449, 165960, 189932, 237415, 248940, 284898, 379864, 427347, 474830, 497880, 569796, 712245, 854694, 949660, 1139592, 1282041, 1424490, 1709388, 1899320, 2136735, 2564082, 2848980, 3418776, 4273470, 5128164, 5697960, 6410205, 8546940, 10256328, 12820410, 17093880, 25640820, 51281640]

約数ペア:

[(1, 51281640), (2, 25640820), (3, 17093880), (4, 12820410), (5, 10256328), (6, 8546940), (8, 6410205), (9, 5697960), (10, 5128164), (12, 4273470), (15, 3418776), (18, 2848980), (20, 2564082), (24, 2136735), (27, 1899320), (30, 1709388), (36, 1424490), (40, 1282041), (45, 1139592), (54, 949660), (60, 854694), (72, 712245), (90, 569796), (103, 497880), (108, 474830), (120, 427347), (135, 379864), (180, 284898), (206, 248940), (216, 237415), (270, 189932), (309, 165960), (360, 142449), (412, 124470), (461, 111240), (515, 99576), (540, 94966), (618, 82980), (824, 62235), (922, 55620), (927, 55320), (1030, 49788), (1080, 47483), (1236, 41490), (1383, 37080), (1545, 33192), (1844, 27810), (1854, 27660), (2060, 24894), (2305, 22248), (2472, 20745), (2766, 18540), (2781, 18440), (3090, 16596), (3688, 13905), (3708, 13830), (4120, 12447), (4149, 12360), (4610, 11124), (4635, 11064), (5532, 9270), (5562, 9220), (6180, 8298), (6915, 7416)]