123754860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 392071680

約数和(自身を除く): 268316820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 59, 60, 86, 90, 118, 129, 172, 177, 180, 215, 236, 258, 271, 295, 354, 387, 430, 516, 531, 542, 590, 645, 708, 774, 813, 860, 885, 1062, 1084, 1180, 1290, 1355, 1548, 1626, 1770, 1935, 2124, 2439, 2537, 2580, 2655, 2710, 3252, 3540, 3870, 4065, 4878, 5074, 5310, 5420, 7611, 7740, 8130, 9756, 10148, 10620, 11653, 12195, 12685, 15222, 15989, 16260, 22833, 23306, 24390, 25370, 30444, 31978, 34959, 38055, 45666, 46612, 47967, 48780, 50740, 58265, 63956, 69918, 76110, 79945, 91332, 95934, 104877, 114165, 116530, 139836, 143901, 152220, 159890, 174795, 191868, 209754, 228330, 233060, 239835, 287802, 319780, 349590, 419508, 456660, 479670, 524385, 575604, 687527, 699180, 719505, 959340, 1048770, 1375054, 1439010, 2062581, 2097540, 2750108, 2878020, 3437635, 4125162, 6187743, 6875270, 8250324, 10312905, 12375486, 13750540, 20625810, 24750972, 30938715, 41251620, 61877430, 123754860]

約数ペア:

[(1, 123754860), (2, 61877430), (3, 41251620), (4, 30938715), (5, 24750972), (6, 20625810), (9, 13750540), (10, 12375486), (12, 10312905), (15, 8250324), (18, 6875270), (20, 6187743), (30, 4125162), (36, 3437635), (43, 2878020), (45, 2750108), (59, 2097540), (60, 2062581), (86, 1439010), (90, 1375054), (118, 1048770), (129, 959340), (172, 719505), (177, 699180), (180, 687527), (215, 575604), (236, 524385), (258, 479670), (271, 456660), (295, 419508), (354, 349590), (387, 319780), (430, 287802), (516, 239835), (531, 233060), (542, 228330), (590, 209754), (645, 191868), (708, 174795), (774, 159890), (813, 152220), (860, 143901), (885, 139836), (1062, 116530), (1084, 114165), (1180, 104877), (1290, 95934), (1355, 91332), (1548, 79945), (1626, 76110), (1770, 69918), (1935, 63956), (2124, 58265), (2439, 50740), (2537, 48780), (2580, 47967), (2655, 46612), (2710, 45666), (3252, 38055), (3540, 34959), (3870, 31978), (4065, 30444), (4878, 25370), (5074, 24390), (5310, 23306), (5420, 22833), (7611, 16260), (7740, 15989), (8130, 15222), (9756, 12685), (10148, 12195), (10620, 11653)]