191818160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1709}}^1$

素因数の和:1806

約数の個数: 80

約数和(自身を含む): 473273280

約数和(自身を除く): 281455120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 610, 920, 976, 1220, 1403, 1709, 1840, 2440, 2806, 3418, 4880, 5612, 6836, 7015, 8545, 11224, 13672, 14030, 17090, 22448, 27344, 28060, 34180, 39307, 56120, 68360, 78614, 104249, 112240, 136720, 157228, 196535, 208498, 314456, 393070, 416996, 521245, 628912, 786140, 833992, 1042490, 1572280, 1667984, 2084980, 2397727, 3144560, 4169960, 4795454, 8339920, 9590908, 11988635, 19181816, 23977270, 38363632, 47954540, 95909080, 191818160]

約数ペア:

[(1, 191818160), (2, 95909080), (4, 47954540), (5, 38363632), (8, 23977270), (10, 19181816), (16, 11988635), (20, 9590908), (23, 8339920), (40, 4795454), (46, 4169960), (61, 3144560), (80, 2397727), (92, 2084980), (115, 1667984), (122, 1572280), (184, 1042490), (230, 833992), (244, 786140), (305, 628912), (368, 521245), (460, 416996), (488, 393070), (610, 314456), (920, 208498), (976, 196535), (1220, 157228), (1403, 136720), (1709, 112240), (1840, 104249), (2440, 78614), (2806, 68360), (3418, 56120), (4880, 39307), (5612, 34180), (6836, 28060), (7015, 27344), (8545, 22448), (11224, 17090), (13672, 14030)]