123378120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1700

約数の個数: 128

約数和(自身を含む): 417312000

約数和(自身を除く): 293933880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1609, 1704, 1917, 2130, 2556, 2840, 3195, 3218, 3834, 4260, 4827, 5112, 6390, 6436, 7668, 8045, 8520, 9585, 9654, 12780, 12872, 14481, 15336, 16090, 19170, 19308, 24135, 25560, 28962, 32180, 38340, 38616, 43443, 48270, 57924, 64360, 72405, 76680, 86886, 96540, 114239, 115848, 144810, 173772, 193080, 217215, 228478, 289620, 342717, 347544, 434430, 456956, 571195, 579240, 685434, 868860, 913912, 1028151, 1142390, 1370868, 1713585, 1737720, 2056302, 2284780, 2741736, 3084453, 3427170, 4112604, 4569560, 5140755, 6168906, 6854340, 8225208, 10281510, 12337812, 13708680, 15422265, 20563020, 24675624, 30844530, 41126040, 61689060, 123378120]

約数ペア:

[(1, 123378120), (2, 61689060), (3, 41126040), (4, 30844530), (5, 24675624), (6, 20563020), (8, 15422265), (9, 13708680), (10, 12337812), (12, 10281510), (15, 8225208), (18, 6854340), (20, 6168906), (24, 5140755), (27, 4569560), (30, 4112604), (36, 3427170), (40, 3084453), (45, 2741736), (54, 2284780), (60, 2056302), (71, 1737720), (72, 1713585), (90, 1370868), (108, 1142390), (120, 1028151), (135, 913912), (142, 868860), (180, 685434), (213, 579240), (216, 571195), (270, 456956), (284, 434430), (355, 347544), (360, 342717), (426, 289620), (540, 228478), (568, 217215), (639, 193080), (710, 173772), (852, 144810), (1065, 115848), (1080, 114239), (1278, 96540), (1420, 86886), (1609, 76680), (1704, 72405), (1917, 64360), (2130, 57924), (2556, 48270), (2840, 43443), (3195, 38616), (3218, 38340), (3834, 32180), (4260, 28962), (4827, 25560), (5112, 24135), (6390, 19308), (6436, 19170), (7668, 16090), (8045, 15336), (8520, 14481), (9585, 12872), (9654, 12780)]