139433420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1801}}^1$

素因数の和:1903

約数の個数: 72

約数和(自身を含む): 345119040

約数和(自身を除く): 205685620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1106, 1580, 1801, 2212, 2765, 3602, 3871, 5530, 7204, 7742, 9005, 11060, 12607, 15484, 18010, 19355, 25214, 36020, 38710, 50428, 63035, 77420, 88249, 126070, 142279, 176498, 252140, 284558, 352996, 441245, 569116, 711395, 882490, 995953, 1422790, 1764980, 1991906, 2845580, 3983812, 4979765, 6971671, 9959530, 13943342, 19919060, 27886684, 34858355, 69716710, 139433420]

約数ペア:

[(1, 139433420), (2, 69716710), (4, 34858355), (5, 27886684), (7, 19919060), (10, 13943342), (14, 9959530), (20, 6971671), (28, 4979765), (35, 3983812), (49, 2845580), (70, 1991906), (79, 1764980), (98, 1422790), (140, 995953), (158, 882490), (196, 711395), (245, 569116), (316, 441245), (395, 352996), (490, 284558), (553, 252140), (790, 176498), (980, 142279), (1106, 126070), (1580, 88249), (1801, 77420), (2212, 63035), (2765, 50428), (3602, 38710), (3871, 36020), (5530, 25214), (7204, 19355), (7742, 18010), (9005, 15484), (11060, 12607)]