15678425120

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1\times {\mathrm{1399}}^1$

素因数の和:2290

約数の個数: 96

約数和(自身を含む): 37530864000

約数和(自身を除く): 21852438880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 787, 890, 1399, 1424, 1574, 1780, 2798, 2848, 3148, 3560, 3935, 5596, 6296, 6995, 7120, 7870, 11192, 12592, 13990, 14240, 15740, 22384, 25184, 27980, 31480, 44768, 55960, 62960, 70043, 111920, 124511, 125920, 140086, 223840, 249022, 280172, 350215, 498044, 560344, 622555, 700430, 996088, 1101013, 1120688, 1245110, 1400860, 1992176, 2202026, 2241376, 2490220, 2801720, 3984352, 4404052, 4980440, 5505065, 5603440, 8808104, 9960880, 11010130, 11206880, 17616208, 19921760, 22020260, 35232416, 44040520, 88081040, 97990157, 176162080, 195980314, 391960628, 489950785, 783921256, 979901570, 1567842512, 1959803140, 3135685024, 3919606280, 7839212560, 15678425120]

約数ペア:

[(1, 15678425120), (2, 7839212560), (4, 3919606280), (5, 3135685024), (8, 1959803140), (10, 1567842512), (16, 979901570), (20, 783921256), (32, 489950785), (40, 391960628), (80, 195980314), (89, 176162080), (160, 97990157), (178, 88081040), (356, 44040520), (445, 35232416), (712, 22020260), (787, 19921760), (890, 17616208), (1399, 11206880), (1424, 11010130), (1574, 9960880), (1780, 8808104), (2798, 5603440), (2848, 5505065), (3148, 4980440), (3560, 4404052), (3935, 3984352), (5596, 2801720), (6296, 2490220), (6995, 2241376), (7120, 2202026), (7870, 1992176), (11192, 1400860), (12592, 1245110), (13990, 1120688), (14240, 1101013), (15740, 996088), (22384, 700430), (25184, 622555), (27980, 560344), (31480, 498044), (44768, 350215), (55960, 280172), (62960, 249022), (70043, 223840), (111920, 140086), (124511, 125920)]