157964940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 550787328

約数和(自身を除く): 392822388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 283, 315, 420, 443, 566, 630, 849, 886, 1132, 1260, 1329, 1415, 1698, 1772, 1981, 2215, 2547, 2658, 2830, 3101, 3396, 3962, 3987, 4245, 4430, 5094, 5316, 5660, 5943, 6202, 6645, 7924, 7974, 8490, 8860, 9303, 9905, 10188, 11886, 12404, 12735, 13290, 15505, 15948, 16980, 17829, 18606, 19810, 19935, 23772, 25470, 26580, 27909, 29715, 31010, 35658, 37212, 39620, 39870, 46515, 50940, 55818, 59430, 62020, 71316, 79740, 89145, 93030, 111636, 118860, 125369, 139545, 178290, 186060, 250738, 279090, 356580, 376107, 501476, 558180, 626845, 752214, 877583, 1128321, 1253690, 1504428, 1755166, 1880535, 2256642, 2507380, 2632749, 3510332, 3761070, 4387915, 4513284, 5265498, 5641605, 7522140, 7898247, 8775830, 10530996, 11283210, 13163745, 15796494, 17551660, 22566420, 26327490, 31592988, 39491235, 52654980, 78982470, 157964940]

約数ペア:

[(1, 157964940), (2, 78982470), (3, 52654980), (4, 39491235), (5, 31592988), (6, 26327490), (7, 22566420), (9, 17551660), (10, 15796494), (12, 13163745), (14, 11283210), (15, 10530996), (18, 8775830), (20, 7898247), (21, 7522140), (28, 5641605), (30, 5265498), (35, 4513284), (36, 4387915), (42, 3761070), (45, 3510332), (60, 2632749), (63, 2507380), (70, 2256642), (84, 1880535), (90, 1755166), (105, 1504428), (126, 1253690), (140, 1128321), (180, 877583), (210, 752214), (252, 626845), (283, 558180), (315, 501476), (420, 376107), (443, 356580), (566, 279090), (630, 250738), (849, 186060), (886, 178290), (1132, 139545), (1260, 125369), (1329, 118860), (1415, 111636), (1698, 93030), (1772, 89145), (1981, 79740), (2215, 71316), (2547, 62020), (2658, 59430), (2830, 55818), (3101, 50940), (3396, 46515), (3962, 39870), (3987, 39620), (4245, 37212), (4430, 35658), (5094, 31010), (5316, 29715), (5660, 27909), (5943, 26580), (6202, 25470), (6645, 23772), (7924, 19935), (7974, 19810), (8490, 18606), (8860, 17829), (9303, 16980), (9905, 15948), (10188, 15505), (11886, 13290), (12404, 12735)]