320420640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6481}}^1$

素因数の和:6602

約数の個数: 96

約数和(自身を含む): 1019281536

約数和(自身を除く): 698860896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 103, 120, 160, 206, 240, 309, 412, 480, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 3296, 4120, 4944, 6180, 6481, 8240, 9888, 12360, 12962, 16480, 19443, 24720, 25924, 32405, 38886, 49440, 51848, 64810, 77772, 97215, 103696, 129620, 155544, 194430, 207392, 259240, 311088, 388860, 518480, 622176, 667543, 777720, 1036960, 1335086, 1555440, 2002629, 2670172, 3110880, 3337715, 4005258, 5340344, 6675430, 8010516, 10013145, 10680688, 13350860, 16021032, 20026290, 21361376, 26701720, 32042064, 40052580, 53403440, 64084128, 80105160, 106806880, 160210320, 320420640]

約数ペア:

[(1, 320420640), (2, 160210320), (3, 106806880), (4, 80105160), (5, 64084128), (6, 53403440), (8, 40052580), (10, 32042064), (12, 26701720), (15, 21361376), (16, 20026290), (20, 16021032), (24, 13350860), (30, 10680688), (32, 10013145), (40, 8010516), (48, 6675430), (60, 5340344), (80, 4005258), (96, 3337715), (103, 3110880), (120, 2670172), (160, 2002629), (206, 1555440), (240, 1335086), (309, 1036960), (412, 777720), (480, 667543), (515, 622176), (618, 518480), (824, 388860), (1030, 311088), (1236, 259240), (1545, 207392), (1648, 194430), (2060, 155544), (2472, 129620), (3090, 103696), (3296, 97215), (4120, 77772), (4944, 64810), (6180, 51848), (6481, 49440), (8240, 38886), (9888, 32405), (12360, 25924), (12962, 24720), (16480, 19443)]