209207700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17881}}^1$

素因数の和:17914

約数の個数: 108

約数和(自身を含む): 706231708

約数和(自身を除く): 497024008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 17881, 35762, 53643, 71524, 89405, 107286, 160929, 178810, 214572, 232453, 268215, 321858, 357620, 447025, 464906, 536430, 643716, 697359, 804645, 894050, 929812, 1072860, 1162265, 1341075, 1394718, 1609290, 1788100, 2092077, 2324530, 2682150, 2789436, 3218580, 3486795, 4023225, 4184154, 4649060, 5364300, 5811325, 6973590, 8046450, 8368308, 10460385, 11622650, 13947180, 16092900, 17433975, 20920770, 23245300, 34867950, 41841540, 52301925, 69735900, 104603850, 209207700]

約数ペア:

[(1, 209207700), (2, 104603850), (3, 69735900), (4, 52301925), (5, 41841540), (6, 34867950), (9, 23245300), (10, 20920770), (12, 17433975), (13, 16092900), (15, 13947180), (18, 11622650), (20, 10460385), (25, 8368308), (26, 8046450), (30, 6973590), (36, 5811325), (39, 5364300), (45, 4649060), (50, 4184154), (52, 4023225), (60, 3486795), (65, 3218580), (75, 2789436), (78, 2682150), (90, 2324530), (100, 2092077), (117, 1788100), (130, 1609290), (150, 1394718), (156, 1341075), (180, 1162265), (195, 1072860), (225, 929812), (234, 894050), (260, 804645), (300, 697359), (325, 643716), (390, 536430), (450, 464906), (468, 447025), (585, 357620), (650, 321858), (780, 268215), (900, 232453), (975, 214572), (1170, 178810), (1300, 160929), (1950, 107286), (2340, 89405), (2925, 71524), (3900, 53643), (5850, 35762), (11700, 17881)]