161729880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2411}}^1$

素因数の和:2481

約数の個数: 128

約数和(自身を含む): 534885120

約数和(自身を除く): 373155240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2411, 2580, 2795, 3354, 4472, 4822, 5160, 5590, 6708, 7233, 8385, 9644, 11180, 12055, 13416, 14466, 16770, 19288, 22360, 24110, 28932, 31343, 33540, 36165, 48220, 57864, 62686, 67080, 72330, 94029, 96440, 103673, 125372, 144660, 156715, 188058, 207346, 250744, 289320, 311019, 313430, 376116, 414692, 470145, 518365, 622038, 626860, 752232, 829384, 940290, 1036730, 1244076, 1253720, 1347749, 1555095, 1880580, 2073460, 2488152, 2695498, 3110190, 3761160, 4043247, 4146920, 5390996, 6220380, 6738745, 8086494, 10781992, 12440760, 13477490, 16172988, 20216235, 26954980, 32345976, 40432470, 53909960, 80864940, 161729880]

約数ペア:

[(1, 161729880), (2, 80864940), (3, 53909960), (4, 40432470), (5, 32345976), (6, 26954980), (8, 20216235), (10, 16172988), (12, 13477490), (13, 12440760), (15, 10781992), (20, 8086494), (24, 6738745), (26, 6220380), (30, 5390996), (39, 4146920), (40, 4043247), (43, 3761160), (52, 3110190), (60, 2695498), (65, 2488152), (78, 2073460), (86, 1880580), (104, 1555095), (120, 1347749), (129, 1253720), (130, 1244076), (156, 1036730), (172, 940290), (195, 829384), (215, 752232), (258, 626860), (260, 622038), (312, 518365), (344, 470145), (390, 414692), (430, 376116), (516, 313430), (520, 311019), (559, 289320), (645, 250744), (780, 207346), (860, 188058), (1032, 156715), (1118, 144660), (1290, 125372), (1560, 103673), (1677, 96440), (1720, 94029), (2236, 72330), (2411, 67080), (2580, 62686), (2795, 57864), (3354, 48220), (4472, 36165), (4822, 33540), (5160, 31343), (5590, 28932), (6708, 24110), (7233, 22360), (8385, 19288), (9644, 16770), (11180, 14466), (12055, 13416)]