1980056640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121327}}^1$

素因数の和:121364

約数の個数: 112

約数和(自身を含む): 6656539392

約数和(自身を除く): 4676482752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 2040, 2720, 3264, 4080, 5440, 8160, 16320, 121327, 242654, 363981, 485308, 606635, 727962, 970616, 1213270, 1455924, 1819905, 1941232, 2062559, 2426540, 2911848, 3639810, 3882464, 4125118, 4853080, 5823696, 6187677, 7279620, 7764928, 8250236, 9706160, 10312795, 11647392, 12375354, 14559240, 16500472, 19412320, 20625590, 23294784, 24750708, 29118480, 30938385, 33000944, 38824640, 41251180, 49501416, 58236960, 61876770, 66001888, 82502360, 99002832, 116473920, 123753540, 132003776, 165004720, 198005664, 247507080, 330009440, 396011328, 495014160, 660018880, 990028320, 1980056640]

約数ペア:

[(1, 1980056640), (2, 990028320), (3, 660018880), (4, 495014160), (5, 396011328), (6, 330009440), (8, 247507080), (10, 198005664), (12, 165004720), (15, 132003776), (16, 123753540), (17, 116473920), (20, 99002832), (24, 82502360), (30, 66001888), (32, 61876770), (34, 58236960), (40, 49501416), (48, 41251180), (51, 38824640), (60, 33000944), (64, 30938385), (68, 29118480), (80, 24750708), (85, 23294784), (96, 20625590), (102, 19412320), (120, 16500472), (136, 14559240), (160, 12375354), (170, 11647392), (192, 10312795), (204, 9706160), (240, 8250236), (255, 7764928), (272, 7279620), (320, 6187677), (340, 5823696), (408, 4853080), (480, 4125118), (510, 3882464), (544, 3639810), (680, 2911848), (816, 2426540), (960, 2062559), (1020, 1941232), (1088, 1819905), (1360, 1455924), (1632, 1213270), (2040, 970616), (2720, 727962), (3264, 606635), (4080, 485308), (5440, 363981), (8160, 242654), (16320, 121327)]