201890205

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 410901120

約数和(自身を除く): 209010915

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 257, 297, 345, 495, 529, 621, 759, 771, 1035, 1265, 1285, 1485, 1587, 2277, 2313, 2645, 2827, 3105, 3795, 3855, 4761, 5819, 5911, 6831, 6939, 7935, 8481, 11385, 11565, 14135, 14283, 17457, 17733, 23805, 25443, 29095, 29555, 34155, 34695, 42405, 52371, 53199, 65021, 71415, 76329, 87285, 88665, 127215, 135953, 157113, 159597, 195063, 261855, 265995, 325105, 381645, 407859, 585189, 679765, 785565, 797985, 975315, 1223577, 1495483, 1755567, 2039295, 2925945, 3670731, 4486449, 6117885, 7477415, 8777835, 13459347, 18353655, 22432245, 40378041, 67296735, 201890205]

約数ペア:

[(1, 201890205), (3, 67296735), (5, 40378041), (9, 22432245), (11, 18353655), (15, 13459347), (23, 8777835), (27, 7477415), (33, 6117885), (45, 4486449), (55, 3670731), (69, 2925945), (99, 2039295), (115, 1755567), (135, 1495483), (165, 1223577), (207, 975315), (253, 797985), (257, 785565), (297, 679765), (345, 585189), (495, 407859), (529, 381645), (621, 325105), (759, 265995), (771, 261855), (1035, 195063), (1265, 159597), (1285, 157113), (1485, 135953), (1587, 127215), (2277, 88665), (2313, 87285), (2645, 76329), (2827, 71415), (3105, 65021), (3795, 53199), (3855, 52371), (4761, 42405), (5819, 34695), (5911, 34155), (6831, 29555), (6939, 29095), (7935, 25443), (8481, 23805), (11385, 17733), (11565, 17457), (14135, 14283)]