28418880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{4229}}^1$

素因数の和:4256

約数の個数: 112

約数和(自身を含む): 103144320

約数和(自身を除く): 74725440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 4229, 6720, 8458, 12687, 16916, 21145, 25374, 29603, 33832, 42290, 50748, 59206, 63435, 67664, 84580, 88809, 101496, 118412, 126870, 135328, 148015, 169160, 177618, 202992, 236824, 253740, 270656, 296030, 338320, 355236, 405984, 444045, 473648, 507480, 592060, 676640, 710472, 811968, 888090, 947296, 1014960, 1184120, 1353280, 1420944, 1776180, 1894592, 2029920, 2368240, 2841888, 3552360, 4059840, 4736480, 5683776, 7104720, 9472960, 14209440, 28418880]

約数ペア:

[(1, 28418880), (2, 14209440), (3, 9472960), (4, 7104720), (5, 5683776), (6, 4736480), (7, 4059840), (8, 3552360), (10, 2841888), (12, 2368240), (14, 2029920), (15, 1894592), (16, 1776180), (20, 1420944), (21, 1353280), (24, 1184120), (28, 1014960), (30, 947296), (32, 888090), (35, 811968), (40, 710472), (42, 676640), (48, 592060), (56, 507480), (60, 473648), (64, 444045), (70, 405984), (80, 355236), (84, 338320), (96, 296030), (105, 270656), (112, 253740), (120, 236824), (140, 202992), (160, 177618), (168, 169160), (192, 148015), (210, 135328), (224, 126870), (240, 118412), (280, 101496), (320, 88809), (336, 84580), (420, 67664), (448, 63435), (480, 59206), (560, 50748), (672, 42290), (840, 33832), (960, 29603), (1120, 25374), (1344, 21145), (1680, 16916), (2240, 12687), (3360, 8458), (4229, 6720)]