180645920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 192

約数和(自身を含む): 553754880

約数和(自身を除く): 373108960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 653, 665, 728, 760, 910, 988, 1040, 1064, 1120, 1235, 1306, 1330, 1456, 1520, 1729, 1820, 1976, 2080, 2128, 2470, 2612, 2660, 2912, 3040, 3265, 3458, 3640, 3952, 4256, 4571, 4940, 5224, 5320, 6530, 6916, 7280, 7904, 8489, 8645, 9142, 9880, 10448, 10640, 12407, 13060, 13832, 14560, 16978, 17290, 18284, 19760, 20896, 21280, 22855, 24814, 26120, 27664, 33956, 34580, 36568, 39520, 42445, 45710, 49628, 52240, 55328, 59423, 62035, 67912, 69160, 73136, 84890, 86849, 91420, 99256, 104480, 118846, 124070, 135824, 138320, 146272, 161291, 169780, 173698, 182840, 198512, 237692, 248140, 271648, 276640, 297115, 322582, 339560, 347396, 365680, 397024, 434245, 475384, 496280, 594230, 645164, 679120, 694792, 731360, 806455, 868490, 950768, 992560, 1129037, 1188460, 1290328, 1358240, 1389584, 1612910, 1736980, 1901536, 1985120, 2258074, 2376920, 2580656, 2779168, 3225820, 3473960, 4516148, 4753840, 5161312, 5645185, 6451640, 6947920, 9032296, 9507680, 11290370, 12903280, 13895840, 18064592, 22580740, 25806560, 36129184, 45161480, 90322960, 180645920]

約数ペア:

[(1, 180645920), (2, 90322960), (4, 45161480), (5, 36129184), (7, 25806560), (8, 22580740), (10, 18064592), (13, 13895840), (14, 12903280), (16, 11290370), (19, 9507680), (20, 9032296), (26, 6947920), (28, 6451640), (32, 5645185), (35, 5161312), (38, 4753840), (40, 4516148), (52, 3473960), (56, 3225820), (65, 2779168), (70, 2580656), (76, 2376920), (80, 2258074), (91, 1985120), (95, 1901536), (104, 1736980), (112, 1612910), (130, 1389584), (133, 1358240), (140, 1290328), (152, 1188460), (160, 1129037), (182, 992560), (190, 950768), (208, 868490), (224, 806455), (247, 731360), (260, 694792), (266, 679120), (280, 645164), (304, 594230), (364, 496280), (380, 475384), (416, 434245), (455, 397024), (494, 365680), (520, 347396), (532, 339560), (560, 322582), (608, 297115), (653, 276640), (665, 271648), (728, 248140), (760, 237692), (910, 198512), (988, 182840), (1040, 173698), (1064, 169780), (1120, 161291), (1235, 146272), (1306, 138320), (1330, 135824), (1456, 124070), (1520, 118846), (1729, 104480), (1820, 99256), (1976, 91420), (2080, 86849), (2128, 84890), (2470, 73136), (2612, 69160), (2660, 67912), (2912, 62035), (3040, 59423), (3265, 55328), (3458, 52240), (3640, 49628), (3952, 45710), (4256, 42445), (4571, 39520), (4940, 36568), (5224, 34580), (5320, 33956), (6530, 27664), (6916, 26120), (7280, 24814), (7904, 22855), (8489, 21280), (8645, 20896), (9142, 19760), (9880, 18284), (10448, 17290), (10640, 16978), (12407, 14560), (13060, 13832)]