644213952

素因数分解:

$2^6\times 3^3\times {\mathrm{372809}}^1$

素因数の和:372830

約数の個数: 56

約数和(自身を含む): 1893874800

約数和(自身を除く): 1249660848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 372809, 745618, 1118427, 1491236, 2236854, 2982472, 3355281, 4473708, 5964944, 6710562, 8947416, 10065843, 11929888, 13421124, 17894832, 20131686, 23859776, 26842248, 35789664, 40263372, 53684496, 71579328, 80526744, 107368992, 161053488, 214737984, 322106976, 644213952]

約数ペア:

[(1, 644213952), (2, 322106976), (3, 214737984), (4, 161053488), (6, 107368992), (8, 80526744), (9, 71579328), (12, 53684496), (16, 40263372), (18, 35789664), (24, 26842248), (27, 23859776), (32, 20131686), (36, 17894832), (48, 13421124), (54, 11929888), (64, 10065843), (72, 8947416), (96, 6710562), (108, 5964944), (144, 4473708), (192, 3355281), (216, 2982472), (288, 2236854), (432, 1491236), (576, 1118427), (864, 745618), (1728, 372809)]