90302004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1409

約数の個数: 72

約数和(自身を含む): 247589160

約数和(自身を除く): 157287156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1229, 1413, 1884, 2041, 2458, 2826, 3687, 4082, 4916, 5652, 6123, 7374, 8164, 11061, 12246, 14748, 15977, 18369, 22122, 24492, 31954, 36738, 44244, 47931, 63908, 73476, 95862, 143793, 191724, 192953, 287586, 385906, 575172, 578859, 771812, 1157718, 1736577, 2315436, 2508389, 3473154, 5016778, 6946308, 7525167, 10033556, 15050334, 22575501, 30100668, 45151002, 90302004]

約数ペア:

[(1, 90302004), (2, 45151002), (3, 30100668), (4, 22575501), (6, 15050334), (9, 10033556), (12, 7525167), (13, 6946308), (18, 5016778), (26, 3473154), (36, 2508389), (39, 2315436), (52, 1736577), (78, 1157718), (117, 771812), (156, 578859), (157, 575172), (234, 385906), (314, 287586), (468, 192953), (471, 191724), (628, 143793), (942, 95862), (1229, 73476), (1413, 63908), (1884, 47931), (2041, 44244), (2458, 36738), (2826, 31954), (3687, 24492), (4082, 22122), (4916, 18369), (5652, 15977), (6123, 14748), (7374, 12246), (8164, 11061)]