1981097160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{76079}}^1$

素因数の和:76131

約数の個数: 128

約数和(自身を含む): 7011532800

約数和(自身を除く): 5030435640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 76079, 152158, 228237, 304316, 380395, 456474, 532553, 608632, 760790, 912948, 1065106, 1141185, 1521580, 1597659, 1825896, 2130212, 2282370, 2358449, 2662765, 3043160, 3195318, 4260424, 4564740, 4716898, 5325530, 6390636, 7075347, 7988295, 9129480, 9433796, 10651060, 11792245, 12781272, 14150694, 15976590, 16509143, 18867592, 21302120, 23584490, 28301388, 31953180, 33018286, 35376735, 47168980, 49527429, 56602776, 63906360, 66036572, 70753470, 82545715, 94337960, 99054858, 132073144, 141506940, 165091430, 198109716, 247637145, 283013880, 330182860, 396219432, 495274290, 660365720, 990548580, 1981097160]

約数ペア:

[(1, 1981097160), (2, 990548580), (3, 660365720), (4, 495274290), (5, 396219432), (6, 330182860), (7, 283013880), (8, 247637145), (10, 198109716), (12, 165091430), (14, 141506940), (15, 132073144), (20, 99054858), (21, 94337960), (24, 82545715), (28, 70753470), (30, 66036572), (31, 63906360), (35, 56602776), (40, 49527429), (42, 47168980), (56, 35376735), (60, 33018286), (62, 31953180), (70, 28301388), (84, 23584490), (93, 21302120), (105, 18867592), (120, 16509143), (124, 15976590), (140, 14150694), (155, 12781272), (168, 11792245), (186, 10651060), (210, 9433796), (217, 9129480), (248, 7988295), (280, 7075347), (310, 6390636), (372, 5325530), (420, 4716898), (434, 4564740), (465, 4260424), (620, 3195318), (651, 3043160), (744, 2662765), (840, 2358449), (868, 2282370), (930, 2130212), (1085, 1825896), (1240, 1597659), (1302, 1521580), (1736, 1141185), (1860, 1065106), (2170, 912948), (2604, 760790), (3255, 608632), (3720, 532553), (4340, 456474), (5208, 380395), (6510, 304316), (8680, 228237), (13020, 152158), (26040, 76079)]