149081940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 520490880

約数和(自身を除く): 371408940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 179, 180, 210, 252, 315, 358, 420, 537, 630, 661, 716, 895, 1074, 1253, 1260, 1322, 1611, 1790, 1983, 2148, 2506, 2644, 2685, 3222, 3305, 3580, 3759, 3966, 4627, 5012, 5370, 5949, 6265, 6444, 6610, 7518, 7932, 8055, 9254, 9915, 10740, 11277, 11898, 12530, 13220, 13881, 15036, 16110, 18508, 18795, 19830, 22554, 23135, 23796, 25060, 27762, 29745, 32220, 37590, 39660, 41643, 45108, 46270, 55524, 56385, 59490, 69405, 75180, 83286, 92540, 112770, 118319, 118980, 138810, 166572, 208215, 225540, 236638, 277620, 354957, 416430, 473276, 591595, 709914, 828233, 832860, 1064871, 1183190, 1419828, 1656466, 1774785, 2129742, 2366380, 2484699, 3312932, 3549570, 4141165, 4259484, 4969398, 5324355, 7099140, 7454097, 8282330, 9938796, 10648710, 12423495, 14908194, 16564660, 21297420, 24846990, 29816388, 37270485, 49693980, 74540970, 149081940]

約数ペア:

[(1, 149081940), (2, 74540970), (3, 49693980), (4, 37270485), (5, 29816388), (6, 24846990), (7, 21297420), (9, 16564660), (10, 14908194), (12, 12423495), (14, 10648710), (15, 9938796), (18, 8282330), (20, 7454097), (21, 7099140), (28, 5324355), (30, 4969398), (35, 4259484), (36, 4141165), (42, 3549570), (45, 3312932), (60, 2484699), (63, 2366380), (70, 2129742), (84, 1774785), (90, 1656466), (105, 1419828), (126, 1183190), (140, 1064871), (179, 832860), (180, 828233), (210, 709914), (252, 591595), (315, 473276), (358, 416430), (420, 354957), (537, 277620), (630, 236638), (661, 225540), (716, 208215), (895, 166572), (1074, 138810), (1253, 118980), (1260, 118319), (1322, 112770), (1611, 92540), (1790, 83286), (1983, 75180), (2148, 69405), (2506, 59490), (2644, 56385), (2685, 55524), (3222, 46270), (3305, 45108), (3580, 41643), (3759, 39660), (3966, 37590), (4627, 32220), (5012, 29745), (5370, 27762), (5949, 25060), (6265, 23796), (6444, 23135), (6610, 22554), (7518, 19830), (7932, 18795), (8055, 18508), (9254, 16110), (9915, 15036), (10740, 13881), (11277, 13220), (11898, 12530)]