39875640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1341

約数の個数: 128

約数和(自身を含む): 140520960

約数和(自身を除く): 100645320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1283, 1295, 1480, 1554, 2072, 2220, 2566, 2590, 3108, 3849, 3885, 4440, 5132, 5180, 6216, 6415, 7698, 7770, 8981, 10264, 10360, 12830, 15396, 15540, 17962, 19245, 25660, 26943, 30792, 31080, 35924, 38490, 44905, 47471, 51320, 53886, 71848, 76980, 89810, 94942, 107772, 134715, 142413, 153960, 179620, 189884, 215544, 237355, 269430, 284826, 332297, 359240, 379768, 474710, 538860, 569652, 664594, 712065, 949420, 996891, 1077720, 1139304, 1329188, 1424130, 1661485, 1898840, 1993782, 2658376, 2848260, 3322970, 3987564, 4984455, 5696520, 6645940, 7975128, 9968910, 13291880, 19937820, 39875640]

約数ペア:

[(1, 39875640), (2, 19937820), (3, 13291880), (4, 9968910), (5, 7975128), (6, 6645940), (7, 5696520), (8, 4984455), (10, 3987564), (12, 3322970), (14, 2848260), (15, 2658376), (20, 1993782), (21, 1898840), (24, 1661485), (28, 1424130), (30, 1329188), (35, 1139304), (37, 1077720), (40, 996891), (42, 949420), (56, 712065), (60, 664594), (70, 569652), (74, 538860), (84, 474710), (105, 379768), (111, 359240), (120, 332297), (140, 284826), (148, 269430), (168, 237355), (185, 215544), (210, 189884), (222, 179620), (259, 153960), (280, 142413), (296, 134715), (370, 107772), (420, 94942), (444, 89810), (518, 76980), (555, 71848), (740, 53886), (777, 51320), (840, 47471), (888, 44905), (1036, 38490), (1110, 35924), (1283, 31080), (1295, 30792), (1480, 26943), (1554, 25660), (2072, 19245), (2220, 17962), (2566, 15540), (2590, 15396), (3108, 12830), (3849, 10360), (3885, 10264), (4440, 8981), (5132, 7770), (5180, 7698), (6216, 6415)]