289525120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14593}}^1$

素因数の和:14643

約数の個数: 64

約数和(自身を含む): 714522240

約数和(自身を除く): 424997120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 14593, 19840, 29186, 58372, 72965, 116744, 145930, 233488, 291860, 452383, 466976, 583720, 904766, 933952, 1167440, 1809532, 1867904, 2261915, 2334880, 3619064, 4523830, 4669760, 7238128, 9047660, 9339520, 14476256, 18095320, 28952512, 36190640, 57905024, 72381280, 144762560, 289525120]

約数ペア:

[(1, 289525120), (2, 144762560), (4, 72381280), (5, 57905024), (8, 36190640), (10, 28952512), (16, 18095320), (20, 14476256), (31, 9339520), (32, 9047660), (40, 7238128), (62, 4669760), (64, 4523830), (80, 3619064), (124, 2334880), (128, 2261915), (155, 1867904), (160, 1809532), (248, 1167440), (310, 933952), (320, 904766), (496, 583720), (620, 466976), (640, 452383), (992, 291860), (1240, 233488), (1984, 145930), (2480, 116744), (3968, 72965), (4960, 58372), (9920, 29186), (14593, 19840)]