243384820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{397}}^1$

素因数の和:593

約数の個数: 96

約数和(自身を含む): 609799680

約数和(自身を除く): 366414860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 151, 203, 290, 302, 397, 406, 580, 604, 755, 794, 812, 1015, 1057, 1510, 1588, 1985, 2030, 2114, 2779, 3020, 3970, 4060, 4228, 4379, 5285, 5558, 7940, 8758, 10570, 11116, 11513, 13895, 17516, 21140, 21895, 23026, 27790, 30653, 43790, 46052, 55580, 57565, 59947, 61306, 80591, 87580, 115130, 119894, 122612, 153265, 161182, 230260, 239788, 299735, 306530, 322364, 402955, 419629, 599470, 613060, 805910, 839258, 1198940, 1611820, 1678516, 1738463, 2098145, 3476926, 4196290, 6953852, 8392580, 8692315, 12169241, 17384630, 24338482, 34769260, 48676964, 60846205, 121692410, 243384820]

約数ペア:

[(1, 243384820), (2, 121692410), (4, 60846205), (5, 48676964), (7, 34769260), (10, 24338482), (14, 17384630), (20, 12169241), (28, 8692315), (29, 8392580), (35, 6953852), (58, 4196290), (70, 3476926), (116, 2098145), (140, 1738463), (145, 1678516), (151, 1611820), (203, 1198940), (290, 839258), (302, 805910), (397, 613060), (406, 599470), (580, 419629), (604, 402955), (755, 322364), (794, 306530), (812, 299735), (1015, 239788), (1057, 230260), (1510, 161182), (1588, 153265), (1985, 122612), (2030, 119894), (2114, 115130), (2779, 87580), (3020, 80591), (3970, 61306), (4060, 59947), (4228, 57565), (4379, 55580), (5285, 46052), (5558, 43790), (7940, 30653), (8758, 27790), (10570, 23026), (11116, 21895), (11513, 21140), (13895, 17516)]