180020880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2175

約数の個数: 200

約数和(自身を含む): 673649592

約数和(自身を除く): 493628712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 1040, 1053, 1080, 1170, 1296, 1404, 1560, 1620, 1755, 1872, 2106, 2137, 2160, 2340, 2808, 3120, 3240, 3510, 4212, 4274, 4680, 5265, 5616, 6411, 6480, 7020, 8424, 8548, 9360, 10530, 10685, 12822, 14040, 16848, 17096, 19233, 21060, 21370, 25644, 27781, 28080, 32055, 34192, 38466, 42120, 42740, 51288, 55562, 57699, 64110, 76932, 83343, 84240, 85480, 96165, 102576, 111124, 115398, 128220, 138905, 153864, 166686, 170960, 173097, 192330, 222248, 230796, 250029, 256440, 277810, 288495, 307728, 333372, 346194, 384660, 416715, 444496, 461592, 500058, 512880, 555620, 576990, 666744, 692388, 750087, 769320, 833430, 865485, 923184, 1000116, 1111240, 1153980, 1250145, 1333488, 1384776, 1500174, 1538640, 1666860, 1730970, 2000232, 2222480, 2250261, 2307960, 2500290, 2769552, 3000348, 3333720, 3461940, 3750435, 4000464, 4500522, 4615920, 5000580, 6000696, 6667440, 6923880, 7500870, 9001044, 10001160, 11251305, 12001392, 13847760, 15001740, 18002088, 20002320, 22502610, 30003480, 36004176, 45005220, 60006960, 90010440, 180020880]

約数ペア:

[(1, 180020880), (2, 90010440), (3, 60006960), (4, 45005220), (5, 36004176), (6, 30003480), (8, 22502610), (9, 20002320), (10, 18002088), (12, 15001740), (13, 13847760), (15, 12001392), (16, 11251305), (18, 10001160), (20, 9001044), (24, 7500870), (26, 6923880), (27, 6667440), (30, 6000696), (36, 5000580), (39, 4615920), (40, 4500522), (45, 4000464), (48, 3750435), (52, 3461940), (54, 3333720), (60, 3000348), (65, 2769552), (72, 2500290), (78, 2307960), (80, 2250261), (81, 2222480), (90, 2000232), (104, 1730970), (108, 1666860), (117, 1538640), (120, 1500174), (130, 1384776), (135, 1333488), (144, 1250145), (156, 1153980), (162, 1111240), (180, 1000116), (195, 923184), (208, 865485), (216, 833430), (234, 769320), (240, 750087), (260, 692388), (270, 666744), (312, 576990), (324, 555620), (351, 512880), (360, 500058), (390, 461592), (405, 444496), (432, 416715), (468, 384660), (520, 346194), (540, 333372), (585, 307728), (624, 288495), (648, 277810), (702, 256440), (720, 250029), (780, 230796), (810, 222248), (936, 192330), (1040, 173097), (1053, 170960), (1080, 166686), (1170, 153864), (1296, 138905), (1404, 128220), (1560, 115398), (1620, 111124), (1755, 102576), (1872, 96165), (2106, 85480), (2137, 84240), (2160, 83343), (2340, 76932), (2808, 64110), (3120, 57699), (3240, 55562), (3510, 51288), (4212, 42740), (4274, 42120), (4680, 38466), (5265, 34192), (5616, 32055), (6411, 28080), (6480, 27781), (7020, 25644), (8424, 21370), (8548, 21060), (9360, 19233), (10530, 17096), (10685, 16848), (12822, 14040)]