421533280

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{7681}}^1$

素因数の和:7717

約数の個数: 96

約数和(自身を含む): 1161518400

約数和(自身を除く): 739985120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 7681, 7840, 10976, 13720, 15362, 27440, 30724, 38405, 53767, 54880, 61448, 76810, 107534, 122896, 153620, 215068, 245792, 268835, 307240, 376369, 430136, 537670, 614480, 752738, 860272, 1075340, 1228960, 1505476, 1720544, 1881845, 2150680, 2634583, 3010952, 3763690, 4301360, 5269166, 6021904, 7527380, 8602720, 10538332, 12043808, 13172915, 15054760, 21076664, 26345830, 30109520, 42153328, 52691660, 60219040, 84306656, 105383320, 210766640, 421533280]

約数ペア:

[(1, 421533280), (2, 210766640), (4, 105383320), (5, 84306656), (7, 60219040), (8, 52691660), (10, 42153328), (14, 30109520), (16, 26345830), (20, 21076664), (28, 15054760), (32, 13172915), (35, 12043808), (40, 10538332), (49, 8602720), (56, 7527380), (70, 6021904), (80, 5269166), (98, 4301360), (112, 3763690), (140, 3010952), (160, 2634583), (196, 2150680), (224, 1881845), (245, 1720544), (280, 1505476), (343, 1228960), (392, 1075340), (490, 860272), (560, 752738), (686, 614480), (784, 537670), (980, 430136), (1120, 376369), (1372, 307240), (1568, 268835), (1715, 245792), (1960, 215068), (2744, 153620), (3430, 122896), (3920, 107534), (5488, 76810), (6860, 61448), (7681, 54880), (7840, 53767), (10976, 38405), (13720, 30724), (15362, 27440)]