1517184080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:1056

約数の個数: 80

約数和(自身を含む): 3578945040

約数和(自身を除く): 2061760960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 257, 436, 514, 545, 677, 872, 1028, 1090, 1285, 1354, 1744, 2056, 2180, 2570, 2708, 3385, 4112, 4360, 5140, 5416, 6770, 8720, 10280, 10832, 13540, 20560, 27080, 28013, 54160, 56026, 73793, 112052, 140065, 147586, 173989, 224104, 280130, 295172, 347978, 368965, 448208, 560260, 590344, 695956, 737930, 869945, 1120520, 1180688, 1391912, 1475860, 1739890, 2241040, 2783824, 2951720, 3479780, 5903440, 6959560, 13919120, 18964801, 37929602, 75859204, 94824005, 151718408, 189648010, 303436816, 379296020, 758592040, 1517184080]

約数ペア:

[(1, 1517184080), (2, 758592040), (4, 379296020), (5, 303436816), (8, 189648010), (10, 151718408), (16, 94824005), (20, 75859204), (40, 37929602), (80, 18964801), (109, 13919120), (218, 6959560), (257, 5903440), (436, 3479780), (514, 2951720), (545, 2783824), (677, 2241040), (872, 1739890), (1028, 1475860), (1090, 1391912), (1285, 1180688), (1354, 1120520), (1744, 869945), (2056, 737930), (2180, 695956), (2570, 590344), (2708, 560260), (3385, 448208), (4112, 368965), (4360, 347978), (5140, 295172), (5416, 280130), (6770, 224104), (8720, 173989), (10280, 147586), (10832, 140065), (13540, 112052), (20560, 73793), (27080, 56026), (28013, 54160)]