21567300

素因数分解:

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

素因数の和:150

約数の個数: 144

約数和(自身を含む): 67287360

約数和(自身を除く): 45720060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 37, 50, 58, 60, 67, 74, 75, 87, 100, 111, 116, 134, 145, 148, 150, 174, 185, 201, 222, 268, 290, 300, 335, 348, 370, 402, 435, 444, 555, 580, 670, 725, 740, 804, 870, 925, 1005, 1073, 1110, 1340, 1450, 1675, 1740, 1850, 1943, 2010, 2146, 2175, 2220, 2479, 2775, 2900, 3219, 3350, 3700, 3886, 4020, 4292, 4350, 4958, 5025, 5365, 5550, 5829, 6438, 6700, 7437, 7772, 8700, 9715, 9916, 10050, 10730, 11100, 11658, 12395, 12876, 14874, 16095, 19430, 20100, 21460, 23316, 24790, 26825, 29145, 29748, 32190, 37185, 38860, 48575, 49580, 53650, 58290, 61975, 64380, 71891, 74370, 80475, 97150, 107300, 116580, 123950, 143782, 145725, 148740, 160950, 185925, 194300, 215673, 247900, 287564, 291450, 321900, 359455, 371850, 431346, 582900, 718910, 743700, 862692, 1078365, 1437820, 1797275, 2156730, 3594550, 4313460, 5391825, 7189100, 10783650, 21567300]

約数ペア:

[(1, 21567300), (2, 10783650), (3, 7189100), (4, 5391825), (5, 4313460), (6, 3594550), (10, 2156730), (12, 1797275), (15, 1437820), (20, 1078365), (25, 862692), (29, 743700), (30, 718910), (37, 582900), (50, 431346), (58, 371850), (60, 359455), (67, 321900), (74, 291450), (75, 287564), (87, 247900), (100, 215673), (111, 194300), (116, 185925), (134, 160950), (145, 148740), (148, 145725), (150, 143782), (174, 123950), (185, 116580), (201, 107300), (222, 97150), (268, 80475), (290, 74370), (300, 71891), (335, 64380), (348, 61975), (370, 58290), (402, 53650), (435, 49580), (444, 48575), (555, 38860), (580, 37185), (670, 32190), (725, 29748), (740, 29145), (804, 26825), (870, 24790), (925, 23316), (1005, 21460), (1073, 20100), (1110, 19430), (1340, 16095), (1450, 14874), (1675, 12876), (1740, 12395), (1850, 11658), (1943, 11100), (2010, 10730), (2146, 10050), (2175, 9916), (2220, 9715), (2479, 8700), (2775, 7772), (2900, 7437), (3219, 6700), (3350, 6438), (3700, 5829), (3886, 5550), (4020, 5365), (4292, 5025), (4350, 4958)]