169909020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49681}}^1$

素因数の和:49715

約数の個数: 72

約数和(自身を含む): 542527440

約数和(自身を除く): 372618420

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, 49681, 99362, 149043, 198724, 248405, 298086, 447129, 496810, 596172, 745215, 894258, 943939, 993620, 1490430, 1788516, 1887878, 2235645, 2831817, 2980860, 3775756, 4471290, 4719695, 5663634, 8495451, 8942580, 9439390, 11327268, 14159085, 16990902, 18878780, 28318170, 33981804, 42477255, 56636340, 84954510, 169909020]

約数ペア:

[(1, 169909020), (2, 84954510), (3, 56636340), (4, 42477255), (5, 33981804), (6, 28318170), (9, 18878780), (10, 16990902), (12, 14159085), (15, 11327268), (18, 9439390), (19, 8942580), (20, 8495451), (30, 5663634), (36, 4719695), (38, 4471290), (45, 3775756), (57, 2980860), (60, 2831817), (76, 2235645), (90, 1887878), (95, 1788516), (114, 1490430), (171, 993620), (180, 943939), (190, 894258), (228, 745215), (285, 596172), (342, 496810), (380, 447129), (570, 298086), (684, 248405), (855, 198724), (1140, 149043), (1710, 99362), (3420, 49681)]