138451840

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{953}}^1$

素因数の和:1199

約数の個数: 64

約数和(自身を含む): 332793360

約数和(自身を除く): 194341520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 454, 640, 908, 953, 1135, 1816, 1906, 2270, 3632, 3812, 4540, 4765, 7264, 7624, 9080, 9530, 14528, 15248, 18160, 19060, 29056, 30496, 36320, 38120, 60992, 72640, 76240, 121984, 145280, 152480, 216331, 304960, 432662, 609920, 865324, 1081655, 1730648, 2163310, 3461296, 4326620, 6922592, 8653240, 13845184, 17306480, 27690368, 34612960, 69225920, 138451840]

約数ペア:

[(1, 138451840), (2, 69225920), (4, 34612960), (5, 27690368), (8, 17306480), (10, 13845184), (16, 8653240), (20, 6922592), (32, 4326620), (40, 3461296), (64, 2163310), (80, 1730648), (128, 1081655), (160, 865324), (227, 609920), (320, 432662), (454, 304960), (640, 216331), (908, 152480), (953, 145280), (1135, 121984), (1816, 76240), (1906, 72640), (2270, 60992), (3632, 38120), (3812, 36320), (4540, 30496), (4765, 29056), (7264, 19060), (7624, 18160), (9080, 15248), (9530, 14528)]