144912880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11251}}^1$

素因数の和:11294

約数の個数: 80

約数和(自身を含む): 401831424

約数和(自身を除く): 256918544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 11251, 12880, 22502, 45004, 56255, 78757, 90008, 112510, 157514, 180016, 225020, 258773, 315028, 393785, 450040, 517546, 630056, 787570, 900080, 1035092, 1260112, 1293865, 1575140, 1811411, 2070184, 2587730, 3150280, 3622822, 4140368, 5175460, 6300560, 7245644, 9057055, 10350920, 14491288, 18114110, 20701840, 28982576, 36228220, 72456440, 144912880]

約数ペア:

[(1, 144912880), (2, 72456440), (4, 36228220), (5, 28982576), (7, 20701840), (8, 18114110), (10, 14491288), (14, 10350920), (16, 9057055), (20, 7245644), (23, 6300560), (28, 5175460), (35, 4140368), (40, 3622822), (46, 3150280), (56, 2587730), (70, 2070184), (80, 1811411), (92, 1575140), (112, 1293865), (115, 1260112), (140, 1035092), (161, 900080), (184, 787570), (230, 630056), (280, 517546), (322, 450040), (368, 393785), (460, 315028), (560, 258773), (644, 225020), (805, 180016), (920, 157514), (1288, 112510), (1610, 90008), (1840, 78757), (2576, 56255), (3220, 45004), (6440, 22502), (11251, 12880)]