207915660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 660441600

約数和(自身を除く): 452525940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 179, 180, 239, 243, 270, 324, 358, 405, 478, 486, 537, 540, 716, 717, 810, 895, 956, 972, 1074, 1195, 1215, 1434, 1611, 1620, 1790, 2148, 2151, 2390, 2430, 2685, 2868, 3222, 3580, 3585, 4302, 4780, 4833, 4860, 5370, 6444, 6453, 7170, 8055, 8604, 9666, 10740, 10755, 12906, 14340, 14499, 16110, 19332, 19359, 21510, 24165, 25812, 28998, 32220, 32265, 38718, 42781, 43020, 43497, 48330, 57996, 58077, 64530, 72495, 77436, 85562, 86994, 96660, 96795, 116154, 128343, 129060, 144990, 171124, 173988, 193590, 213905, 217485, 232308, 256686, 289980, 290385, 385029, 387180, 427810, 434970, 513372, 580770, 641715, 770058, 855620, 869940, 1155087, 1161540, 1283430, 1540116, 1925145, 2310174, 2566860, 3465261, 3850290, 4620348, 5775435, 6930522, 7700580, 10395783, 11550870, 13861044, 17326305, 20791566, 23101740, 34652610, 41583132, 51978915, 69305220, 103957830, 207915660]

約数ペア:

[(1, 207915660), (2, 103957830), (3, 69305220), (4, 51978915), (5, 41583132), (6, 34652610), (9, 23101740), (10, 20791566), (12, 17326305), (15, 13861044), (18, 11550870), (20, 10395783), (27, 7700580), (30, 6930522), (36, 5775435), (45, 4620348), (54, 3850290), (60, 3465261), (81, 2566860), (90, 2310174), (108, 1925145), (135, 1540116), (162, 1283430), (179, 1161540), (180, 1155087), (239, 869940), (243, 855620), (270, 770058), (324, 641715), (358, 580770), (405, 513372), (478, 434970), (486, 427810), (537, 387180), (540, 385029), (716, 290385), (717, 289980), (810, 256686), (895, 232308), (956, 217485), (972, 213905), (1074, 193590), (1195, 173988), (1215, 171124), (1434, 144990), (1611, 129060), (1620, 128343), (1790, 116154), (2148, 96795), (2151, 96660), (2390, 86994), (2430, 85562), (2685, 77436), (2868, 72495), (3222, 64530), (3580, 58077), (3585, 57996), (4302, 48330), (4780, 43497), (4833, 43020), (4860, 42781), (5370, 38718), (6444, 32265), (6453, 32220), (7170, 28998), (8055, 25812), (8604, 24165), (9666, 21510), (10740, 19359), (10755, 19332), (12906, 16110), (14340, 14499)]