42214440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 132134400

約数和(自身を除く): 89919960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 73, 79, 120, 122, 146, 158, 183, 219, 237, 244, 292, 305, 316, 365, 366, 395, 438, 474, 488, 584, 610, 632, 730, 732, 790, 876, 915, 948, 1095, 1185, 1220, 1460, 1464, 1580, 1752, 1830, 1896, 2190, 2370, 2440, 2920, 3160, 3660, 4380, 4453, 4740, 4819, 5767, 7320, 8760, 8906, 9480, 9638, 11534, 13359, 14457, 17301, 17812, 19276, 22265, 23068, 24095, 26718, 28835, 28914, 34602, 35624, 38552, 44530, 46136, 48190, 53436, 57670, 57828, 66795, 69204, 72285, 86505, 89060, 96380, 106872, 115340, 115656, 133590, 138408, 144570, 173010, 178120, 192760, 230680, 267180, 289140, 346020, 351787, 534360, 578280, 692040, 703574, 1055361, 1407148, 1758935, 2110722, 2814296, 3517870, 4221444, 5276805, 7035740, 8442888, 10553610, 14071480, 21107220, 42214440]

約数ペア:

[(1, 42214440), (2, 21107220), (3, 14071480), (4, 10553610), (5, 8442888), (6, 7035740), (8, 5276805), (10, 4221444), (12, 3517870), (15, 2814296), (20, 2110722), (24, 1758935), (30, 1407148), (40, 1055361), (60, 703574), (61, 692040), (73, 578280), (79, 534360), (120, 351787), (122, 346020), (146, 289140), (158, 267180), (183, 230680), (219, 192760), (237, 178120), (244, 173010), (292, 144570), (305, 138408), (316, 133590), (365, 115656), (366, 115340), (395, 106872), (438, 96380), (474, 89060), (488, 86505), (584, 72285), (610, 69204), (632, 66795), (730, 57828), (732, 57670), (790, 53436), (876, 48190), (915, 46136), (948, 44530), (1095, 38552), (1185, 35624), (1220, 34602), (1460, 28914), (1464, 28835), (1580, 26718), (1752, 24095), (1830, 23068), (1896, 22265), (2190, 19276), (2370, 17812), (2440, 17301), (2920, 14457), (3160, 13359), (3660, 11534), (4380, 9638), (4453, 9480), (4740, 8906), (4819, 8760), (5767, 7320)]