3114880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 7735680

約数和(自身を除く): 4620800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 157, 160, 248, 310, 314, 320, 496, 620, 628, 640, 785, 992, 1240, 1256, 1570, 1984, 2480, 2512, 3140, 3968, 4867, 4960, 5024, 6280, 9734, 9920, 10048, 12560, 19468, 19840, 20096, 24335, 25120, 38936, 48670, 50240, 77872, 97340, 100480, 155744, 194680, 311488, 389360, 622976, 778720, 1557440, 3114880]

約数ペア:

[(1, 3114880), (2, 1557440), (4, 778720), (5, 622976), (8, 389360), (10, 311488), (16, 194680), (20, 155744), (31, 100480), (32, 97340), (40, 77872), (62, 50240), (64, 48670), (80, 38936), (124, 25120), (128, 24335), (155, 20096), (157, 19840), (160, 19468), (248, 12560), (310, 10048), (314, 9920), (320, 9734), (496, 6280), (620, 5024), (628, 4960), (640, 4867), (785, 3968), (992, 3140), (1240, 2512), (1256, 2480), (1570, 1984)]