12940380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 42325920

約数和(自身を除く): 29385540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 67, 74, 87, 90, 111, 116, 134, 145, 148, 174, 180, 185, 201, 222, 261, 268, 290, 333, 335, 348, 370, 402, 435, 444, 522, 555, 580, 603, 666, 670, 740, 804, 870, 1005, 1044, 1073, 1110, 1206, 1305, 1332, 1340, 1665, 1740, 1943, 2010, 2146, 2220, 2412, 2479, 2610, 3015, 3219, 3330, 3886, 4020, 4292, 4958, 5220, 5365, 5829, 6030, 6438, 6660, 7437, 7772, 9657, 9715, 9916, 10730, 11658, 12060, 12395, 12876, 14874, 16095, 17487, 19314, 19430, 21460, 22311, 23316, 24790, 29145, 29748, 32190, 34974, 37185, 38628, 38860, 44622, 48285, 49580, 58290, 64380, 69948, 71891, 74370, 87435, 89244, 96570, 111555, 116580, 143782, 148740, 174870, 193140, 215673, 223110, 287564, 349740, 359455, 431346, 446220, 647019, 718910, 862692, 1078365, 1294038, 1437820, 2156730, 2588076, 3235095, 4313460, 6470190, 12940380]

約数ペア:

[(1, 12940380), (2, 6470190), (3, 4313460), (4, 3235095), (5, 2588076), (6, 2156730), (9, 1437820), (10, 1294038), (12, 1078365), (15, 862692), (18, 718910), (20, 647019), (29, 446220), (30, 431346), (36, 359455), (37, 349740), (45, 287564), (58, 223110), (60, 215673), (67, 193140), (74, 174870), (87, 148740), (90, 143782), (111, 116580), (116, 111555), (134, 96570), (145, 89244), (148, 87435), (174, 74370), (180, 71891), (185, 69948), (201, 64380), (222, 58290), (261, 49580), (268, 48285), (290, 44622), (333, 38860), (335, 38628), (348, 37185), (370, 34974), (402, 32190), (435, 29748), (444, 29145), (522, 24790), (555, 23316), (580, 22311), (603, 21460), (666, 19430), (670, 19314), (740, 17487), (804, 16095), (870, 14874), (1005, 12876), (1044, 12395), (1073, 12060), (1110, 11658), (1206, 10730), (1305, 9916), (1332, 9715), (1340, 9657), (1665, 7772), (1740, 7437), (1943, 6660), (2010, 6438), (2146, 6030), (2220, 5829), (2412, 5365), (2479, 5220), (2610, 4958), (3015, 4292), (3219, 4020), (3330, 3886)]