387577260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43943}}^1$

素因数の和:43972

約数の個数: 108

約数和(自身を含む): 1367625168

約数和(自身を除く): 980047908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 43943, 87886, 131829, 175772, 219715, 263658, 307601, 395487, 439430, 527316, 615202, 659145, 790974, 878860, 922803, 1230404, 1318290, 1538005, 1581948, 1845606, 1977435, 2153207, 2636580, 2768409, 3076010, 3691212, 3954870, 4306414, 4614015, 5536818, 6152020, 6459621, 7909740, 8612828, 9228030, 10766035, 11073636, 12919242, 13842045, 18456060, 19378863, 21532070, 25838484, 27684090, 32298105, 38757726, 43064140, 55368180, 64596210, 77515452, 96894315, 129192420, 193788630, 387577260]

約数ペア:

[(1, 387577260), (2, 193788630), (3, 129192420), (4, 96894315), (5, 77515452), (6, 64596210), (7, 55368180), (9, 43064140), (10, 38757726), (12, 32298105), (14, 27684090), (15, 25838484), (18, 21532070), (20, 19378863), (21, 18456060), (28, 13842045), (30, 12919242), (35, 11073636), (36, 10766035), (42, 9228030), (45, 8612828), (49, 7909740), (60, 6459621), (63, 6152020), (70, 5536818), (84, 4614015), (90, 4306414), (98, 3954870), (105, 3691212), (126, 3076010), (140, 2768409), (147, 2636580), (180, 2153207), (196, 1977435), (210, 1845606), (245, 1581948), (252, 1538005), (294, 1318290), (315, 1230404), (420, 922803), (441, 878860), (490, 790974), (588, 659145), (630, 615202), (735, 527316), (882, 439430), (980, 395487), (1260, 307601), (1470, 263658), (1764, 219715), (2205, 175772), (2940, 131829), (4410, 87886), (8820, 43943)]