637289940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{48947}}^1$

素因数の和:48997

約数の個数: 96

約数和(自身を含む): 2105155584

約数和(自身を除く): 1467865644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 48947, 97894, 146841, 195788, 244735, 293682, 342629, 489470, 587364, 685258, 734205, 978940, 1027887, 1370516, 1468410, 1517357, 1713145, 2055774, 2936820, 3034714, 3426290, 4111548, 4552071, 5139435, 6069428, 6852580, 7586785, 9104142, 10278870, 10621499, 15173570, 18208284, 20557740, 21242998, 22760355, 30347140, 31864497, 42485996, 45520710, 53107495, 63728994, 91041420, 106214990, 127457988, 159322485, 212429980, 318644970, 637289940]

約数ペア:

[(1, 637289940), (2, 318644970), (3, 212429980), (4, 159322485), (5, 127457988), (6, 106214990), (7, 91041420), (10, 63728994), (12, 53107495), (14, 45520710), (15, 42485996), (20, 31864497), (21, 30347140), (28, 22760355), (30, 21242998), (31, 20557740), (35, 18208284), (42, 15173570), (60, 10621499), (62, 10278870), (70, 9104142), (84, 7586785), (93, 6852580), (105, 6069428), (124, 5139435), (140, 4552071), (155, 4111548), (186, 3426290), (210, 3034714), (217, 2936820), (310, 2055774), (372, 1713145), (420, 1517357), (434, 1468410), (465, 1370516), (620, 1027887), (651, 978940), (868, 734205), (930, 685258), (1085, 587364), (1302, 489470), (1860, 342629), (2170, 293682), (2604, 244735), (3255, 195788), (4340, 146841), (6510, 97894), (13020, 48947)]