21223200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 144

約数和(自身を含む): 71245440

約数和(自身を除く): 50022240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 148, 150, 160, 185, 200, 222, 239, 240, 296, 300, 370, 400, 444, 478, 480, 555, 592, 600, 717, 740, 800, 888, 925, 956, 1110, 1184, 1195, 1200, 1434, 1480, 1776, 1850, 1912, 2220, 2390, 2400, 2775, 2868, 2960, 3552, 3585, 3700, 3824, 4440, 4780, 5550, 5736, 5920, 5975, 7170, 7400, 7648, 8843, 8880, 9560, 11100, 11472, 11950, 14340, 14800, 17686, 17760, 17925, 19120, 22200, 22944, 23900, 26529, 28680, 29600, 35372, 35850, 38240, 44215, 44400, 47800, 53058, 57360, 70744, 71700, 88430, 88800, 95600, 106116, 114720, 132645, 141488, 143400, 176860, 191200, 212232, 221075, 265290, 282976, 286800, 353720, 424464, 442150, 530580, 573600, 663225, 707440, 848928, 884300, 1061160, 1326450, 1414880, 1768600, 2122320, 2652900, 3537200, 4244640, 5305800, 7074400, 10611600, 21223200]

約数ペア:

[(1, 21223200), (2, 10611600), (3, 7074400), (4, 5305800), (5, 4244640), (6, 3537200), (8, 2652900), (10, 2122320), (12, 1768600), (15, 1414880), (16, 1326450), (20, 1061160), (24, 884300), (25, 848928), (30, 707440), (32, 663225), (37, 573600), (40, 530580), (48, 442150), (50, 424464), (60, 353720), (74, 286800), (75, 282976), (80, 265290), (96, 221075), (100, 212232), (111, 191200), (120, 176860), (148, 143400), (150, 141488), (160, 132645), (185, 114720), (200, 106116), (222, 95600), (239, 88800), (240, 88430), (296, 71700), (300, 70744), (370, 57360), (400, 53058), (444, 47800), (478, 44400), (480, 44215), (555, 38240), (592, 35850), (600, 35372), (717, 29600), (740, 28680), (800, 26529), (888, 23900), (925, 22944), (956, 22200), (1110, 19120), (1184, 17925), (1195, 17760), (1200, 17686), (1434, 14800), (1480, 14340), (1776, 11950), (1850, 11472), (1912, 11100), (2220, 9560), (2390, 8880), (2400, 8843), (2775, 7648), (2868, 7400), (2960, 7170), (3552, 5975), (3585, 5920), (3700, 5736), (3824, 5550), (4440, 4780)]