217057140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{63467}}^1$

素因数の和:63501

約数の個数: 72

約数和(自身を含む): 693070560

約数和(自身を除く): 476013420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 63467, 126934, 190401, 253868, 317335, 380802, 571203, 634670, 761604, 952005, 1142406, 1205873, 1269340, 1904010, 2284812, 2411746, 2856015, 3617619, 3808020, 4823492, 5712030, 6029365, 7235238, 10852857, 11424060, 12058730, 14470476, 18088095, 21705714, 24117460, 36176190, 43411428, 54264285, 72352380, 108528570, 217057140]

約数ペア:

[(1, 217057140), (2, 108528570), (3, 72352380), (4, 54264285), (5, 43411428), (6, 36176190), (9, 24117460), (10, 21705714), (12, 18088095), (15, 14470476), (18, 12058730), (19, 11424060), (20, 10852857), (30, 7235238), (36, 6029365), (38, 5712030), (45, 4823492), (57, 3808020), (60, 3617619), (76, 2856015), (90, 2411746), (95, 2284812), (114, 1904010), (171, 1269340), (180, 1205873), (190, 1142406), (228, 952005), (285, 761604), (342, 634670), (380, 571203), (570, 380802), (684, 317335), (855, 253868), (1140, 190401), (1710, 126934), (3420, 63467)]