21976200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 76529700

約数和(自身を除く): 54553500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 87, 90, 100, 116, 120, 145, 150, 174, 180, 200, 225, 232, 261, 290, 300, 348, 360, 421, 435, 450, 522, 580, 600, 696, 725, 842, 870, 900, 1044, 1160, 1263, 1305, 1450, 1684, 1740, 1800, 2088, 2105, 2175, 2526, 2610, 2900, 3368, 3480, 3789, 4210, 4350, 5052, 5220, 5800, 6315, 6525, 7578, 8420, 8700, 10104, 10440, 10525, 12209, 12630, 13050, 15156, 16840, 17400, 18945, 21050, 24418, 25260, 26100, 30312, 31575, 36627, 37890, 42100, 48836, 50520, 52200, 61045, 63150, 73254, 75780, 84200, 94725, 97672, 109881, 122090, 126300, 146508, 151560, 183135, 189450, 219762, 244180, 252600, 293016, 305225, 366270, 378900, 439524, 488360, 549405, 610450, 732540, 757800, 879048, 915675, 1098810, 1220900, 1465080, 1831350, 2197620, 2441800, 2747025, 3662700, 4395240, 5494050, 7325400, 10988100, 21976200]

約数ペア:

[(1, 21976200), (2, 10988100), (3, 7325400), (4, 5494050), (5, 4395240), (6, 3662700), (8, 2747025), (9, 2441800), (10, 2197620), (12, 1831350), (15, 1465080), (18, 1220900), (20, 1098810), (24, 915675), (25, 879048), (29, 757800), (30, 732540), (36, 610450), (40, 549405), (45, 488360), (50, 439524), (58, 378900), (60, 366270), (72, 305225), (75, 293016), (87, 252600), (90, 244180), (100, 219762), (116, 189450), (120, 183135), (145, 151560), (150, 146508), (174, 126300), (180, 122090), (200, 109881), (225, 97672), (232, 94725), (261, 84200), (290, 75780), (300, 73254), (348, 63150), (360, 61045), (421, 52200), (435, 50520), (450, 48836), (522, 42100), (580, 37890), (600, 36627), (696, 31575), (725, 30312), (842, 26100), (870, 25260), (900, 24418), (1044, 21050), (1160, 18945), (1263, 17400), (1305, 16840), (1450, 15156), (1684, 13050), (1740, 12630), (1800, 12209), (2088, 10525), (2105, 10440), (2175, 10104), (2526, 8700), (2610, 8420), (2900, 7578), (3368, 6525), (3480, 6315), (3789, 5800), (4210, 5220), (4350, 5052)]