259574160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 839946240

約数和(自身を除く): 580372080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 186, 240, 248, 251, 278, 310, 372, 417, 465, 496, 502, 556, 620, 695, 744, 753, 834, 930, 1004, 1112, 1240, 1255, 1390, 1488, 1506, 1668, 1860, 2008, 2085, 2224, 2480, 2510, 2780, 3012, 3336, 3720, 3765, 4016, 4170, 4309, 5020, 5560, 6024, 6672, 7440, 7530, 7781, 8340, 8618, 10040, 11120, 12048, 12927, 15060, 15562, 16680, 17236, 20080, 21545, 23343, 25854, 30120, 31124, 33360, 34472, 34889, 38905, 43090, 46686, 51708, 60240, 62248, 64635, 68944, 69778, 77810, 86180, 93372, 103416, 104667, 116715, 124496, 129270, 139556, 155620, 172360, 174445, 186744, 206832, 209334, 233430, 258540, 279112, 311240, 344720, 348890, 373488, 418668, 466860, 517080, 523335, 558224, 622480, 697780, 837336, 933720, 1034160, 1046670, 1081559, 1395560, 1674672, 1867440, 2093340, 2163118, 2791120, 3244677, 4186680, 4326236, 5407795, 6489354, 8373360, 8652472, 10815590, 12978708, 16223385, 17304944, 21631180, 25957416, 32446770, 43262360, 51914832, 64893540, 86524720, 129787080, 259574160]

約数ペア:

[(1, 259574160), (2, 129787080), (3, 86524720), (4, 64893540), (5, 51914832), (6, 43262360), (8, 32446770), (10, 25957416), (12, 21631180), (15, 17304944), (16, 16223385), (20, 12978708), (24, 10815590), (30, 8652472), (31, 8373360), (40, 6489354), (48, 5407795), (60, 4326236), (62, 4186680), (80, 3244677), (93, 2791120), (120, 2163118), (124, 2093340), (139, 1867440), (155, 1674672), (186, 1395560), (240, 1081559), (248, 1046670), (251, 1034160), (278, 933720), (310, 837336), (372, 697780), (417, 622480), (465, 558224), (496, 523335), (502, 517080), (556, 466860), (620, 418668), (695, 373488), (744, 348890), (753, 344720), (834, 311240), (930, 279112), (1004, 258540), (1112, 233430), (1240, 209334), (1255, 206832), (1390, 186744), (1488, 174445), (1506, 172360), (1668, 155620), (1860, 139556), (2008, 129270), (2085, 124496), (2224, 116715), (2480, 104667), (2510, 103416), (2780, 93372), (3012, 86180), (3336, 77810), (3720, 69778), (3765, 68944), (4016, 64635), (4170, 62248), (4309, 60240), (5020, 51708), (5560, 46686), (6024, 43090), (6672, 38905), (7440, 34889), (7530, 34472), (7781, 33360), (8340, 31124), (8618, 30120), (10040, 25854), (11120, 23343), (12048, 21545), (12927, 20080), (15060, 17236), (15562, 16680)]