260401488

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1440

約数の個数: 80

約数和(自身を含む): 699955200

約数和(自身を除く): 439553712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 139, 186, 248, 278, 372, 417, 496, 556, 744, 834, 1112, 1259, 1488, 1668, 2224, 2518, 3336, 3777, 4309, 5036, 6672, 7554, 8618, 10072, 12927, 15108, 17236, 20144, 25854, 30216, 34472, 39029, 51708, 60432, 68944, 78058, 103416, 117087, 156116, 175001, 206832, 234174, 312232, 350002, 468348, 525003, 624464, 700004, 936696, 1050006, 1400008, 1873392, 2100012, 2800016, 4200024, 5425031, 8400048, 10850062, 16275093, 21700124, 32550186, 43400248, 65100372, 86800496, 130200744, 260401488]

約数ペア:

[(1, 260401488), (2, 130200744), (3, 86800496), (4, 65100372), (6, 43400248), (8, 32550186), (12, 21700124), (16, 16275093), (24, 10850062), (31, 8400048), (48, 5425031), (62, 4200024), (93, 2800016), (124, 2100012), (139, 1873392), (186, 1400008), (248, 1050006), (278, 936696), (372, 700004), (417, 624464), (496, 525003), (556, 468348), (744, 350002), (834, 312232), (1112, 234174), (1259, 206832), (1488, 175001), (1668, 156116), (2224, 117087), (2518, 103416), (3336, 78058), (3777, 68944), (4309, 60432), (5036, 51708), (6672, 39029), (7554, 34472), (8618, 30216), (10072, 25854), (12927, 20144), (15108, 17236)]