253651920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:481

約数の個数: 160

約数和(自身を含む): 822042624

約数和(自身を除く): 568390704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 103, 120, 124, 155, 186, 206, 240, 248, 309, 310, 331, 372, 412, 465, 496, 515, 618, 620, 662, 744, 824, 930, 993, 1030, 1236, 1240, 1324, 1488, 1545, 1648, 1655, 1860, 1986, 2060, 2472, 2480, 2648, 3090, 3193, 3310, 3720, 3972, 4120, 4944, 4965, 5296, 6180, 6386, 6620, 7440, 7944, 8240, 9579, 9930, 10261, 12360, 12772, 13240, 15888, 15965, 19158, 19860, 20522, 24720, 25544, 26480, 30783, 31930, 34093, 38316, 39720, 41044, 47895, 51088, 51305, 61566, 63860, 68186, 76632, 79440, 82088, 95790, 102279, 102610, 123132, 127720, 136372, 153264, 153915, 164176, 170465, 191580, 204558, 205220, 246264, 255440, 272744, 307830, 340930, 383160, 409116, 410440, 492528, 511395, 545488, 615660, 681860, 766320, 818232, 820880, 1022790, 1056883, 1231320, 1363720, 1636464, 2045580, 2113766, 2462640, 2727440, 3170649, 4091160, 4227532, 5284415, 6341298, 8182320, 8455064, 10568830, 12682596, 15853245, 16910128, 21137660, 25365192, 31706490, 42275320, 50730384, 63412980, 84550640, 126825960, 253651920]

約数ペア:

[(1, 253651920), (2, 126825960), (3, 84550640), (4, 63412980), (5, 50730384), (6, 42275320), (8, 31706490), (10, 25365192), (12, 21137660), (15, 16910128), (16, 15853245), (20, 12682596), (24, 10568830), (30, 8455064), (31, 8182320), (40, 6341298), (48, 5284415), (60, 4227532), (62, 4091160), (80, 3170649), (93, 2727440), (103, 2462640), (120, 2113766), (124, 2045580), (155, 1636464), (186, 1363720), (206, 1231320), (240, 1056883), (248, 1022790), (309, 820880), (310, 818232), (331, 766320), (372, 681860), (412, 615660), (465, 545488), (496, 511395), (515, 492528), (618, 410440), (620, 409116), (662, 383160), (744, 340930), (824, 307830), (930, 272744), (993, 255440), (1030, 246264), (1236, 205220), (1240, 204558), (1324, 191580), (1488, 170465), (1545, 164176), (1648, 153915), (1655, 153264), (1860, 136372), (1986, 127720), (2060, 123132), (2472, 102610), (2480, 102279), (2648, 95790), (3090, 82088), (3193, 79440), (3310, 76632), (3720, 68186), (3972, 63860), (4120, 61566), (4944, 51305), (4965, 51088), (5296, 47895), (6180, 41044), (6386, 39720), (6620, 38316), (7440, 34093), (7944, 31930), (8240, 30783), (9579, 26480), (9930, 25544), (10261, 24720), (12360, 20522), (12772, 19860), (13240, 19158), (15888, 15965)]