240332680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{14071}}^1$

素因数の和:14150

約数の個数: 64

約数和(自身を含む): 628174080

約数和(自身を除く): 387841400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 8540, 14071, 17080, 28142, 56284, 70355, 98497, 112568, 140710, 196994, 281420, 393988, 492485, 562840, 787976, 858331, 984970, 1716662, 1969940, 3433324, 3939880, 4291655, 6008317, 6866648, 8583310, 12016634, 17166620, 24033268, 30041585, 34333240, 48066536, 60083170, 120166340, 240332680]

約数ペア:

[(1, 240332680), (2, 120166340), (4, 60083170), (5, 48066536), (7, 34333240), (8, 30041585), (10, 24033268), (14, 17166620), (20, 12016634), (28, 8583310), (35, 6866648), (40, 6008317), (56, 4291655), (61, 3939880), (70, 3433324), (122, 1969940), (140, 1716662), (244, 984970), (280, 858331), (305, 787976), (427, 562840), (488, 492485), (610, 393988), (854, 281420), (1220, 196994), (1708, 140710), (2135, 112568), (2440, 98497), (3416, 70355), (4270, 56284), (8540, 28142), (14071, 17080)]