202447420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{1237}}^1$

素因数の和:1427

約数の個数: 72

約数和(自身を含む): 497913696

約数和(自身を除く): 295466276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 334, 490, 668, 835, 980, 1169, 1237, 1670, 2338, 2474, 3340, 4676, 4948, 5845, 6185, 8183, 8659, 11690, 12370, 16366, 17318, 23380, 24740, 32732, 34636, 40915, 43295, 60613, 81830, 86590, 121226, 163660, 173180, 206579, 242452, 303065, 413158, 606130, 826316, 1032895, 1212260, 1446053, 2065790, 2892106, 4131580, 5784212, 7230265, 10122371, 14460530, 20244742, 28921060, 40489484, 50611855, 101223710, 202447420]

約数ペア:

[(1, 202447420), (2, 101223710), (4, 50611855), (5, 40489484), (7, 28921060), (10, 20244742), (14, 14460530), (20, 10122371), (28, 7230265), (35, 5784212), (49, 4131580), (70, 2892106), (98, 2065790), (140, 1446053), (167, 1212260), (196, 1032895), (245, 826316), (334, 606130), (490, 413158), (668, 303065), (835, 242452), (980, 206579), (1169, 173180), (1237, 163660), (1670, 121226), (2338, 86590), (2474, 81830), (3340, 60613), (4676, 43295), (4948, 40915), (5845, 34636), (6185, 32732), (8183, 24740), (8659, 23380), (11690, 17318), (12370, 16366)]