21367200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 72182880

約数和(自身を除く): 50815680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 32, 40, 48, 50, 58, 60, 75, 80, 87, 96, 100, 116, 120, 145, 150, 160, 174, 200, 232, 240, 290, 300, 307, 348, 400, 435, 464, 480, 580, 600, 614, 696, 725, 800, 870, 921, 928, 1160, 1200, 1228, 1392, 1450, 1535, 1740, 1842, 2175, 2320, 2400, 2456, 2784, 2900, 3070, 3480, 3684, 4350, 4605, 4640, 4912, 5800, 6140, 6960, 7368, 7675, 8700, 8903, 9210, 9824, 11600, 12280, 13920, 14736, 15350, 17400, 17806, 18420, 23025, 23200, 24560, 26709, 29472, 30700, 34800, 35612, 36840, 44515, 46050, 49120, 53418, 61400, 69600, 71224, 73680, 89030, 92100, 106836, 122800, 133545, 142448, 147360, 178060, 184200, 213672, 222575, 245600, 267090, 284896, 356120, 368400, 427344, 445150, 534180, 667725, 712240, 736800, 854688, 890300, 1068360, 1335450, 1424480, 1780600, 2136720, 2670900, 3561200, 4273440, 5341800, 7122400, 10683600, 21367200]

約数ペア:

[(1, 21367200), (2, 10683600), (3, 7122400), (4, 5341800), (5, 4273440), (6, 3561200), (8, 2670900), (10, 2136720), (12, 1780600), (15, 1424480), (16, 1335450), (20, 1068360), (24, 890300), (25, 854688), (29, 736800), (30, 712240), (32, 667725), (40, 534180), (48, 445150), (50, 427344), (58, 368400), (60, 356120), (75, 284896), (80, 267090), (87, 245600), (96, 222575), (100, 213672), (116, 184200), (120, 178060), (145, 147360), (150, 142448), (160, 133545), (174, 122800), (200, 106836), (232, 92100), (240, 89030), (290, 73680), (300, 71224), (307, 69600), (348, 61400), (400, 53418), (435, 49120), (464, 46050), (480, 44515), (580, 36840), (600, 35612), (614, 34800), (696, 30700), (725, 29472), (800, 26709), (870, 24560), (921, 23200), (928, 23025), (1160, 18420), (1200, 17806), (1228, 17400), (1392, 15350), (1450, 14736), (1535, 13920), (1740, 12280), (1842, 11600), (2175, 9824), (2320, 9210), (2400, 8903), (2456, 8700), (2784, 7675), (2900, 7368), (3070, 6960), (3480, 6140), (3684, 5800), (4350, 4912), (4605, 4640)]