1287558960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173059}}^1$

素因数の和:173106

約数の個数: 80

約数和(自身を含む): 4120212480

約数和(自身を除く): 2832653520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 173059, 346118, 519177, 692236, 865295, 1038354, 1384472, 1730590, 2076708, 2595885, 2768944, 3461180, 4153416, 5191770, 5364829, 6922360, 8306832, 10383540, 10729658, 13844720, 16094487, 20767080, 21459316, 26824145, 32188974, 41534160, 42918632, 53648290, 64377948, 80472435, 85837264, 107296580, 128755896, 160944870, 214593160, 257511792, 321889740, 429186320, 643779480, 1287558960]

約数ペア:

[(1, 1287558960), (2, 643779480), (3, 429186320), (4, 321889740), (5, 257511792), (6, 214593160), (8, 160944870), (10, 128755896), (12, 107296580), (15, 85837264), (16, 80472435), (20, 64377948), (24, 53648290), (30, 42918632), (31, 41534160), (40, 32188974), (48, 26824145), (60, 21459316), (62, 20767080), (80, 16094487), (93, 13844720), (120, 10729658), (124, 10383540), (155, 8306832), (186, 6922360), (240, 5364829), (248, 5191770), (310, 4153416), (372, 3461180), (465, 2768944), (496, 2595885), (620, 2076708), (744, 1730590), (930, 1384472), (1240, 1038354), (1488, 865295), (1860, 692236), (2480, 519177), (3720, 346118), (7440, 173059)]