272440400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 684908544

約数和(自身を除く): 412468144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 127, 155, 173, 200, 248, 254, 310, 346, 400, 496, 508, 620, 635, 692, 775, 865, 1016, 1240, 1270, 1384, 1550, 1730, 2032, 2480, 2540, 2768, 3100, 3175, 3460, 3937, 4325, 5080, 5363, 6200, 6350, 6920, 7874, 8650, 10160, 10726, 12400, 12700, 13840, 15748, 17300, 19685, 21452, 21971, 25400, 26815, 31496, 34600, 39370, 42904, 43942, 50800, 53630, 62992, 69200, 78740, 85808, 87884, 98425, 107260, 109855, 134075, 157480, 175768, 196850, 214520, 219710, 268150, 314960, 351536, 393700, 429040, 439420, 536300, 549275, 681101, 787400, 878840, 1072600, 1098550, 1362202, 1574800, 1757680, 2145200, 2197100, 2724404, 3405505, 4394200, 5448808, 6811010, 8788400, 10897616, 13622020, 17027525, 27244040, 34055050, 54488080, 68110100, 136220200, 272440400]

約数ペア:

[(1, 272440400), (2, 136220200), (4, 68110100), (5, 54488080), (8, 34055050), (10, 27244040), (16, 17027525), (20, 13622020), (25, 10897616), (31, 8788400), (40, 6811010), (50, 5448808), (62, 4394200), (80, 3405505), (100, 2724404), (124, 2197100), (127, 2145200), (155, 1757680), (173, 1574800), (200, 1362202), (248, 1098550), (254, 1072600), (310, 878840), (346, 787400), (400, 681101), (496, 549275), (508, 536300), (620, 439420), (635, 429040), (692, 393700), (775, 351536), (865, 314960), (1016, 268150), (1240, 219710), (1270, 214520), (1384, 196850), (1550, 175768), (1730, 157480), (2032, 134075), (2480, 109855), (2540, 107260), (2768, 98425), (3100, 87884), (3175, 85808), (3460, 78740), (3937, 69200), (4325, 62992), (5080, 53630), (5363, 50800), (6200, 43942), (6350, 42904), (6920, 39370), (7874, 34600), (8650, 31496), (10160, 26815), (10726, 25400), (12400, 21971), (12700, 21452), (13840, 19685), (15748, 17300)]