31190172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 96

約数和(自身を含む): 87494400

約数和(自身を除く): 56304228

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 156, 204, 221, 228, 247, 323, 442, 494, 619, 646, 663, 741, 884, 969, 988, 1238, 1292, 1326, 1482, 1857, 1938, 2476, 2652, 2964, 3714, 3876, 4199, 7428, 8047, 8398, 10523, 11761, 12597, 16094, 16796, 21046, 23522, 24141, 25194, 31569, 32188, 35283, 42092, 47044, 48282, 50388, 63138, 70566, 96564, 126276, 136799, 141132, 152893, 199937, 273598, 305786, 399874, 410397, 458679, 547196, 599811, 611572, 799748, 820794, 917358, 1199622, 1641588, 1834716, 2399244, 2599181, 5198362, 7797543, 10396724, 15595086, 31190172]

約数ペア:

[(1, 31190172), (2, 15595086), (3, 10396724), (4, 7797543), (6, 5198362), (12, 2599181), (13, 2399244), (17, 1834716), (19, 1641588), (26, 1199622), (34, 917358), (38, 820794), (39, 799748), (51, 611572), (52, 599811), (57, 547196), (68, 458679), (76, 410397), (78, 399874), (102, 305786), (114, 273598), (156, 199937), (204, 152893), (221, 141132), (228, 136799), (247, 126276), (323, 96564), (442, 70566), (494, 63138), (619, 50388), (646, 48282), (663, 47044), (741, 42092), (884, 35283), (969, 32188), (988, 31569), (1238, 25194), (1292, 24141), (1326, 23522), (1482, 21046), (1857, 16796), (1938, 16094), (2476, 12597), (2652, 11761), (2964, 10523), (3714, 8398), (3876, 8047), (4199, 7428)]