87784740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 280687680

約数和(自身を除く): 192902940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 67, 87, 90, 116, 134, 145, 174, 180, 201, 251, 261, 268, 290, 335, 348, 402, 435, 502, 522, 580, 603, 670, 753, 804, 870, 1004, 1005, 1044, 1206, 1255, 1305, 1340, 1506, 1740, 1943, 2010, 2259, 2412, 2510, 2610, 3012, 3015, 3765, 3886, 4020, 4518, 5020, 5220, 5829, 6030, 7279, 7530, 7772, 9036, 9715, 11295, 11658, 12060, 14558, 15060, 16817, 17487, 19430, 21837, 22590, 23316, 29116, 29145, 33634, 34974, 36395, 38860, 43674, 45180, 50451, 58290, 65511, 67268, 69948, 72790, 84085, 87348, 87435, 100902, 109185, 116580, 131022, 145580, 151353, 168170, 174870, 201804, 218370, 252255, 262044, 302706, 327555, 336340, 349740, 436740, 487693, 504510, 605412, 655110, 756765, 975386, 1009020, 1310220, 1463079, 1513530, 1950772, 2438465, 2926158, 3027060, 4389237, 4876930, 5852316, 7315395, 8778474, 9753860, 14630790, 17556948, 21946185, 29261580, 43892370, 87784740]

約数ペア:

[(1, 87784740), (2, 43892370), (3, 29261580), (4, 21946185), (5, 17556948), (6, 14630790), (9, 9753860), (10, 8778474), (12, 7315395), (15, 5852316), (18, 4876930), (20, 4389237), (29, 3027060), (30, 2926158), (36, 2438465), (45, 1950772), (58, 1513530), (60, 1463079), (67, 1310220), (87, 1009020), (90, 975386), (116, 756765), (134, 655110), (145, 605412), (174, 504510), (180, 487693), (201, 436740), (251, 349740), (261, 336340), (268, 327555), (290, 302706), (335, 262044), (348, 252255), (402, 218370), (435, 201804), (502, 174870), (522, 168170), (580, 151353), (603, 145580), (670, 131022), (753, 116580), (804, 109185), (870, 100902), (1004, 87435), (1005, 87348), (1044, 84085), (1206, 72790), (1255, 69948), (1305, 67268), (1340, 65511), (1506, 58290), (1740, 50451), (1943, 45180), (2010, 43674), (2259, 38860), (2412, 36395), (2510, 34974), (2610, 33634), (3012, 29145), (3015, 29116), (3765, 23316), (3886, 22590), (4020, 21837), (4518, 19430), (5020, 17487), (5220, 16817), (5829, 15060), (6030, 14558), (7279, 12060), (7530, 11658), (7772, 11295), (9036, 9715)]