178465404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{3169}}^1$

素因数の和:3227

約数の個数: 72

約数和(自身を含む): 473445840

約数和(自身を除く): 294980436

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1444, 1482, 2166, 2964, 3169, 4332, 4693, 6338, 9386, 9507, 12676, 14079, 18772, 19014, 28158, 38028, 41197, 56316, 60211, 82394, 120422, 123591, 164788, 180633, 240844, 247182, 361266, 494364, 722532, 782743, 1144009, 1565486, 2288018, 2348229, 3130972, 3432027, 4576036, 4696458, 6864054, 9392916, 13728108, 14872117, 29744234, 44616351, 59488468, 89232702, 178465404]

約数ペア:

[(1, 178465404), (2, 89232702), (3, 59488468), (4, 44616351), (6, 29744234), (12, 14872117), (13, 13728108), (19, 9392916), (26, 6864054), (38, 4696458), (39, 4576036), (52, 3432027), (57, 3130972), (76, 2348229), (78, 2288018), (114, 1565486), (156, 1144009), (228, 782743), (247, 722532), (361, 494364), (494, 361266), (722, 247182), (741, 240844), (988, 180633), (1083, 164788), (1444, 123591), (1482, 120422), (2166, 82394), (2964, 60211), (3169, 56316), (4332, 41197), (4693, 38028), (6338, 28158), (9386, 19014), (9507, 18772), (12676, 14079)]