1628238720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11617}}^1$

素因数の和:11712

約数の個数: 128

約数和(自身を含む): 5261559840

約数和(自身を除く): 3633321120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 292, 320, 365, 384, 438, 480, 584, 640, 730, 876, 960, 1095, 1168, 1460, 1752, 1920, 2190, 2336, 2920, 3504, 4380, 4672, 5840, 7008, 8760, 9344, 11617, 11680, 14016, 17520, 23234, 23360, 28032, 34851, 35040, 46468, 46720, 58085, 69702, 70080, 92936, 116170, 139404, 140160, 174255, 185872, 232340, 278808, 348510, 371744, 464680, 557616, 697020, 743488, 848041, 929360, 1115232, 1394040, 1486976, 1696082, 1858720, 2230464, 2544123, 2788080, 3392164, 3717440, 4240205, 4460928, 5088246, 5576160, 6784328, 7434880, 8480410, 10176492, 11152320, 12720615, 13568656, 16960820, 20352984, 22304640, 25441230, 27137312, 33921640, 40705968, 50882460, 54274624, 67843280, 81411936, 101764920, 108549248, 135686560, 162823872, 203529840, 271373120, 325647744, 407059680, 542746240, 814119360, 1628238720]

約数ペア:

[(1, 1628238720), (2, 814119360), (3, 542746240), (4, 407059680), (5, 325647744), (6, 271373120), (8, 203529840), (10, 162823872), (12, 135686560), (15, 108549248), (16, 101764920), (20, 81411936), (24, 67843280), (30, 54274624), (32, 50882460), (40, 40705968), (48, 33921640), (60, 27137312), (64, 25441230), (73, 22304640), (80, 20352984), (96, 16960820), (120, 13568656), (128, 12720615), (146, 11152320), (160, 10176492), (192, 8480410), (219, 7434880), (240, 6784328), (292, 5576160), (320, 5088246), (365, 4460928), (384, 4240205), (438, 3717440), (480, 3392164), (584, 2788080), (640, 2544123), (730, 2230464), (876, 1858720), (960, 1696082), (1095, 1486976), (1168, 1394040), (1460, 1115232), (1752, 929360), (1920, 848041), (2190, 743488), (2336, 697020), (2920, 557616), (3504, 464680), (4380, 371744), (4672, 348510), (5840, 278808), (7008, 232340), (8760, 185872), (9344, 174255), (11617, 140160), (11680, 139404), (14016, 116170), (17520, 92936), (23234, 70080), (23360, 69702), (28032, 58085), (34851, 46720), (35040, 46468)]