131649560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 362188800

約数和(自身を除く): 230539240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 406, 434, 523, 580, 620, 812, 868, 899, 1015, 1046, 1085, 1160, 1240, 1624, 1736, 1798, 2030, 2092, 2170, 2615, 3596, 3661, 4060, 4184, 4340, 4495, 5230, 6293, 7192, 7322, 8120, 8680, 8990, 10460, 12586, 14644, 15167, 16213, 17980, 18305, 20920, 25172, 29288, 30334, 31465, 32426, 35960, 36610, 50344, 60668, 62930, 64852, 73220, 75835, 81065, 106169, 113491, 121336, 125860, 129704, 146440, 151670, 162130, 212338, 226982, 251720, 303340, 324260, 424676, 453964, 470177, 530845, 567455, 606680, 648520, 849352, 907928, 940354, 1061690, 1134910, 1880708, 2123380, 2269820, 2350885, 3291239, 3761416, 4246760, 4539640, 4701770, 6582478, 9403540, 13164956, 16456195, 18807080, 26329912, 32912390, 65824780, 131649560]

約数ペア:

[(1, 131649560), (2, 65824780), (4, 32912390), (5, 26329912), (7, 18807080), (8, 16456195), (10, 13164956), (14, 9403540), (20, 6582478), (28, 4701770), (29, 4539640), (31, 4246760), (35, 3761416), (40, 3291239), (56, 2350885), (58, 2269820), (62, 2123380), (70, 1880708), (116, 1134910), (124, 1061690), (140, 940354), (145, 907928), (155, 849352), (203, 648520), (217, 606680), (232, 567455), (248, 530845), (280, 470177), (290, 453964), (310, 424676), (406, 324260), (434, 303340), (523, 251720), (580, 226982), (620, 212338), (812, 162130), (868, 151670), (899, 146440), (1015, 129704), (1046, 125860), (1085, 121336), (1160, 113491), (1240, 106169), (1624, 81065), (1736, 75835), (1798, 73220), (2030, 64852), (2092, 62930), (2170, 60668), (2615, 50344), (3596, 36610), (3661, 35960), (4060, 32426), (4184, 31465), (4340, 30334), (4495, 29288), (5230, 25172), (6293, 20920), (7192, 18305), (7322, 17980), (8120, 16213), (8680, 15167), (8990, 14644), (10460, 12586)]