244391420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19183}}^1$

素因数の和:19219

約数の個数: 72

約数和(自身を含む): 642970944

約数和(自身を除く): 398579524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 19183, 38366, 76732, 95915, 134281, 191830, 249379, 268562, 383660, 498758, 537124, 671405, 939967, 997516, 1246895, 1342810, 1745653, 1879934, 2493790, 2685620, 3491306, 3759868, 4699835, 4987580, 6982612, 8728265, 9399670, 12219571, 17456530, 18799340, 24439142, 34913060, 48878284, 61097855, 122195710, 244391420]

約数ペア:

[(1, 244391420), (2, 122195710), (4, 61097855), (5, 48878284), (7, 34913060), (10, 24439142), (13, 18799340), (14, 17456530), (20, 12219571), (26, 9399670), (28, 8728265), (35, 6982612), (49, 4987580), (52, 4699835), (65, 3759868), (70, 3491306), (91, 2685620), (98, 2493790), (130, 1879934), (140, 1745653), (182, 1342810), (196, 1246895), (245, 997516), (260, 939967), (364, 671405), (455, 537124), (490, 498758), (637, 383660), (910, 268562), (980, 249379), (1274, 191830), (1820, 134281), (2548, 95915), (3185, 76732), (6370, 38366), (12740, 19183)]