126815560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 299376000

約数和(自身を除く): 172560440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 307, 449, 460, 614, 898, 920, 1228, 1535, 1796, 2245, 2456, 3070, 3592, 4490, 6140, 7061, 8980, 10327, 12280, 14122, 17960, 20654, 28244, 35305, 41308, 51635, 56488, 70610, 82616, 103270, 137843, 141220, 206540, 275686, 282440, 413080, 551372, 689215, 1102744, 1378430, 2756860, 3170389, 5513720, 6340778, 12681556, 15851945, 25363112, 31703890, 63407780, 126815560]

約数ペア:

[(1, 126815560), (2, 63407780), (4, 31703890), (5, 25363112), (8, 15851945), (10, 12681556), (20, 6340778), (23, 5513720), (40, 3170389), (46, 2756860), (92, 1378430), (115, 1102744), (184, 689215), (230, 551372), (307, 413080), (449, 282440), (460, 275686), (614, 206540), (898, 141220), (920, 137843), (1228, 103270), (1535, 82616), (1796, 70610), (2245, 56488), (2456, 51635), (3070, 41308), (3592, 35305), (4490, 28244), (6140, 20654), (7061, 17960), (8980, 14122), (10327, 12280)]