42798560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 121002336

約数和(自身を除く): 78203776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 70, 80, 98, 103, 106, 112, 140, 160, 196, 206, 212, 224, 245, 265, 280, 371, 392, 412, 424, 490, 515, 530, 560, 721, 742, 784, 824, 848, 980, 1030, 1060, 1120, 1442, 1484, 1568, 1648, 1696, 1855, 1960, 2060, 2120, 2597, 2884, 2968, 3296, 3605, 3710, 3920, 4120, 4240, 5047, 5194, 5459, 5768, 5936, 7210, 7420, 7840, 8240, 8480, 10094, 10388, 10918, 11536, 11872, 12985, 14420, 14840, 16480, 20188, 20776, 21836, 23072, 25235, 25970, 27295, 28840, 29680, 38213, 40376, 41552, 43672, 50470, 51940, 54590, 57680, 59360, 76426, 80752, 83104, 87344, 100940, 103880, 109180, 115360, 152852, 161504, 174688, 191065, 201880, 207760, 218360, 267491, 305704, 382130, 403760, 415520, 436720, 534982, 611408, 764260, 807520, 873440, 1069964, 1222816, 1337455, 1528520, 2139928, 2674910, 3057040, 4279856, 5349820, 6114080, 8559712, 10699640, 21399280, 42798560]

約数ペア:

[(1, 42798560), (2, 21399280), (4, 10699640), (5, 8559712), (7, 6114080), (8, 5349820), (10, 4279856), (14, 3057040), (16, 2674910), (20, 2139928), (28, 1528520), (32, 1337455), (35, 1222816), (40, 1069964), (49, 873440), (53, 807520), (56, 764260), (70, 611408), (80, 534982), (98, 436720), (103, 415520), (106, 403760), (112, 382130), (140, 305704), (160, 267491), (196, 218360), (206, 207760), (212, 201880), (224, 191065), (245, 174688), (265, 161504), (280, 152852), (371, 115360), (392, 109180), (412, 103880), (424, 100940), (490, 87344), (515, 83104), (530, 80752), (560, 76426), (721, 59360), (742, 57680), (784, 54590), (824, 51940), (848, 50470), (980, 43672), (1030, 41552), (1060, 40376), (1120, 38213), (1442, 29680), (1484, 28840), (1568, 27295), (1648, 25970), (1696, 25235), (1855, 23072), (1960, 21836), (2060, 20776), (2120, 20188), (2597, 16480), (2884, 14840), (2968, 14420), (3296, 12985), (3605, 11872), (3710, 11536), (3920, 10918), (4120, 10388), (4240, 10094), (5047, 8480), (5194, 8240), (5459, 7840), (5768, 7420), (5936, 7210)]