381638520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11399}}^1$

素因数の和:11450

約数の個数: 128

約数和(自身を含む): 1313280000

約数和(自身を除く): 931641480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 11399, 16740, 22798, 33480, 34197, 45596, 56995, 68394, 91192, 102591, 113990, 136788, 170985, 205182, 227980, 273576, 307773, 341970, 353369, 410364, 455960, 512955, 615546, 683940, 706738, 820728, 1025910, 1060107, 1231092, 1367880, 1413476, 1538865, 1766845, 2051820, 2120214, 2462184, 2826952, 3077730, 3180321, 3533690, 4103640, 4240428, 5300535, 6155460, 6360642, 7067380, 8480856, 9540963, 10601070, 12310920, 12721284, 14134760, 15901605, 19081926, 21202140, 25442568, 31803210, 38163852, 42404280, 47704815, 63606420, 76327704, 95409630, 127212840, 190819260, 381638520]

約数ペア:

[(1, 381638520), (2, 190819260), (3, 127212840), (4, 95409630), (5, 76327704), (6, 63606420), (8, 47704815), (9, 42404280), (10, 38163852), (12, 31803210), (15, 25442568), (18, 21202140), (20, 19081926), (24, 15901605), (27, 14134760), (30, 12721284), (31, 12310920), (36, 10601070), (40, 9540963), (45, 8480856), (54, 7067380), (60, 6360642), (62, 6155460), (72, 5300535), (90, 4240428), (93, 4103640), (108, 3533690), (120, 3180321), (124, 3077730), (135, 2826952), (155, 2462184), (180, 2120214), (186, 2051820), (216, 1766845), (248, 1538865), (270, 1413476), (279, 1367880), (310, 1231092), (360, 1060107), (372, 1025910), (465, 820728), (540, 706738), (558, 683940), (620, 615546), (744, 512955), (837, 455960), (930, 410364), (1080, 353369), (1116, 341970), (1240, 307773), (1395, 273576), (1674, 227980), (1860, 205182), (2232, 170985), (2790, 136788), (3348, 113990), (3720, 102591), (4185, 91192), (5580, 68394), (6696, 56995), (8370, 45596), (11160, 34197), (11399, 33480), (16740, 22798)]