197525640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1151

約数の個数: 128

約数和(自身を含む): 643829760

約数和(自身を除く): 446304120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 997, 1016, 1270, 1524, 1560, 1651, 1905, 1994, 2540, 2991, 3048, 3302, 3810, 3988, 4953, 4985, 5080, 5982, 6604, 7620, 7976, 8255, 9906, 9970, 11964, 12961, 13208, 14955, 15240, 16510, 19812, 19940, 23928, 24765, 25922, 29910, 33020, 38883, 39624, 39880, 49530, 51844, 59820, 64805, 66040, 77766, 99060, 103688, 119640, 126619, 129610, 155532, 194415, 198120, 253238, 259220, 311064, 379857, 388830, 506476, 518440, 633095, 759714, 777660, 1012952, 1266190, 1519428, 1555320, 1646047, 1899285, 2532380, 3038856, 3292094, 3798570, 4938141, 5064760, 6584188, 7597140, 8230235, 9876282, 13168376, 15194280, 16460470, 19752564, 24690705, 32920940, 39505128, 49381410, 65841880, 98762820, 197525640]

約数ペア:

[(1, 197525640), (2, 98762820), (3, 65841880), (4, 49381410), (5, 39505128), (6, 32920940), (8, 24690705), (10, 19752564), (12, 16460470), (13, 15194280), (15, 13168376), (20, 9876282), (24, 8230235), (26, 7597140), (30, 6584188), (39, 5064760), (40, 4938141), (52, 3798570), (60, 3292094), (65, 3038856), (78, 2532380), (104, 1899285), (120, 1646047), (127, 1555320), (130, 1519428), (156, 1266190), (195, 1012952), (254, 777660), (260, 759714), (312, 633095), (381, 518440), (390, 506476), (508, 388830), (520, 379857), (635, 311064), (762, 259220), (780, 253238), (997, 198120), (1016, 194415), (1270, 155532), (1524, 129610), (1560, 126619), (1651, 119640), (1905, 103688), (1994, 99060), (2540, 77766), (2991, 66040), (3048, 64805), (3302, 59820), (3810, 51844), (3988, 49530), (4953, 39880), (4985, 39624), (5080, 38883), (5982, 33020), (6604, 29910), (7620, 25922), (7976, 24765), (8255, 23928), (9906, 19940), (9970, 19812), (11964, 16510), (12961, 15240), (13208, 14955)]