15977080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 42071040

約数和(自身を除く): 26093960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1327, 1505, 1720, 2408, 2654, 3010, 5308, 6020, 6635, 9289, 10616, 12040, 13270, 18578, 26540, 37156, 46445, 53080, 57061, 74312, 92890, 114122, 185780, 228244, 285305, 371560, 399427, 456488, 570610, 798854, 1141220, 1597708, 1997135, 2282440, 3195416, 3994270, 7988540, 15977080]

約数ペア:

[(1, 15977080), (2, 7988540), (4, 3994270), (5, 3195416), (7, 2282440), (8, 1997135), (10, 1597708), (14, 1141220), (20, 798854), (28, 570610), (35, 456488), (40, 399427), (43, 371560), (56, 285305), (70, 228244), (86, 185780), (140, 114122), (172, 92890), (215, 74312), (280, 57061), (301, 53080), (344, 46445), (430, 37156), (602, 26540), (860, 18578), (1204, 13270), (1327, 12040), (1505, 10616), (1720, 9289), (2408, 6635), (2654, 6020), (3010, 5308)]