307291880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20707}}^1$

素因数の和:20778

約数の個数: 64

約数和(自身を含む): 805127040

約数和(自身を除く): 497835160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 20707, 41414, 82828, 103535, 144949, 165656, 207070, 289898, 414140, 579796, 724745, 828280, 1097471, 1159592, 1449490, 2194942, 2898980, 4389884, 5487355, 5797960, 7682297, 8779768, 10974710, 15364594, 21949420, 30729188, 38411485, 43898840, 61458376, 76822970, 153645940, 307291880]

約数ペア:

[(1, 307291880), (2, 153645940), (4, 76822970), (5, 61458376), (7, 43898840), (8, 38411485), (10, 30729188), (14, 21949420), (20, 15364594), (28, 10974710), (35, 8779768), (40, 7682297), (53, 5797960), (56, 5487355), (70, 4389884), (106, 2898980), (140, 2194942), (212, 1449490), (265, 1159592), (280, 1097471), (371, 828280), (424, 724745), (530, 579796), (742, 414140), (1060, 289898), (1484, 207070), (1855, 165656), (2120, 144949), (2968, 103535), (3710, 82828), (7420, 41414), (14840, 20707)]