668667360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:677

約数の個数: 192

約数和(自身を含む): 2196984384

約数和(自身を除く): 1528317024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 61, 80, 82, 96, 120, 122, 123, 160, 164, 183, 205, 240, 244, 246, 305, 328, 366, 410, 480, 488, 492, 557, 610, 615, 656, 732, 820, 915, 976, 984, 1114, 1220, 1230, 1312, 1464, 1640, 1671, 1830, 1952, 1968, 2228, 2440, 2460, 2501, 2785, 2928, 3280, 3342, 3660, 3936, 4456, 4880, 4920, 5002, 5570, 5856, 6560, 6684, 7320, 7503, 8355, 8912, 9760, 9840, 10004, 11140, 12505, 13368, 14640, 15006, 16710, 17824, 19680, 20008, 22280, 22837, 25010, 26736, 29280, 30012, 33420, 33977, 37515, 40016, 44560, 45674, 50020, 53472, 60024, 66840, 67954, 68511, 75030, 80032, 89120, 91348, 100040, 101931, 114185, 120048, 133680, 135908, 137022, 150060, 169885, 182696, 200080, 203862, 228370, 240096, 267360, 271816, 274044, 300120, 339770, 342555, 365392, 400160, 407724, 456740, 509655, 543632, 548088, 600240, 679540, 685110, 730784, 815448, 913480, 1019310, 1087264, 1096176, 1200480, 1359080, 1370220, 1393057, 1630896, 1826960, 2038620, 2192352, 2718160, 2740440, 2786114, 3261792, 3653920, 4077240, 4179171, 5436320, 5480880, 5572228, 6965285, 8154480, 8358342, 10961760, 11144456, 13930570, 16308960, 16716684, 20895855, 22288912, 27861140, 33433368, 41791710, 44577824, 55722280, 66866736, 83583420, 111444560, 133733472, 167166840, 222889120, 334333680, 668667360]

約数ペア:

[(1, 668667360), (2, 334333680), (3, 222889120), (4, 167166840), (5, 133733472), (6, 111444560), (8, 83583420), (10, 66866736), (12, 55722280), (15, 44577824), (16, 41791710), (20, 33433368), (24, 27861140), (30, 22288912), (32, 20895855), (40, 16716684), (41, 16308960), (48, 13930570), (60, 11144456), (61, 10961760), (80, 8358342), (82, 8154480), (96, 6965285), (120, 5572228), (122, 5480880), (123, 5436320), (160, 4179171), (164, 4077240), (183, 3653920), (205, 3261792), (240, 2786114), (244, 2740440), (246, 2718160), (305, 2192352), (328, 2038620), (366, 1826960), (410, 1630896), (480, 1393057), (488, 1370220), (492, 1359080), (557, 1200480), (610, 1096176), (615, 1087264), (656, 1019310), (732, 913480), (820, 815448), (915, 730784), (976, 685110), (984, 679540), (1114, 600240), (1220, 548088), (1230, 543632), (1312, 509655), (1464, 456740), (1640, 407724), (1671, 400160), (1830, 365392), (1952, 342555), (1968, 339770), (2228, 300120), (2440, 274044), (2460, 271816), (2501, 267360), (2785, 240096), (2928, 228370), (3280, 203862), (3342, 200080), (3660, 182696), (3936, 169885), (4456, 150060), (4880, 137022), (4920, 135908), (5002, 133680), (5570, 120048), (5856, 114185), (6560, 101931), (6684, 100040), (7320, 91348), (7503, 89120), (8355, 80032), (8912, 75030), (9760, 68511), (9840, 67954), (10004, 66840), (11140, 60024), (12505, 53472), (13368, 50020), (14640, 45674), (15006, 44560), (16710, 40016), (17824, 37515), (19680, 33977), (20008, 33420), (22280, 30012), (22837, 29280), (25010, 26736)]