251153520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15619}}^1$

素因数の和:15702

約数の個数: 80

約数和(自身を含む): 790247040

約数和(自身を除く): 539093520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1340, 1608, 2010, 2680, 3216, 4020, 5360, 8040, 15619, 16080, 31238, 46857, 62476, 78095, 93714, 124952, 156190, 187428, 234285, 249904, 312380, 374856, 468570, 624760, 749712, 937140, 1046473, 1249520, 1874280, 2092946, 3139419, 3748560, 4185892, 5232365, 6278838, 8371784, 10464730, 12557676, 15697095, 16743568, 20929460, 25115352, 31394190, 41858920, 50230704, 62788380, 83717840, 125576760, 251153520]

約数ペア:

[(1, 251153520), (2, 125576760), (3, 83717840), (4, 62788380), (5, 50230704), (6, 41858920), (8, 31394190), (10, 25115352), (12, 20929460), (15, 16743568), (16, 15697095), (20, 12557676), (24, 10464730), (30, 8371784), (40, 6278838), (48, 5232365), (60, 4185892), (67, 3748560), (80, 3139419), (120, 2092946), (134, 1874280), (201, 1249520), (240, 1046473), (268, 937140), (335, 749712), (402, 624760), (536, 468570), (670, 374856), (804, 312380), (1005, 249904), (1072, 234285), (1340, 187428), (1608, 156190), (2010, 124952), (2680, 93714), (3216, 78095), (4020, 62476), (5360, 46857), (8040, 31238), (15619, 16080)]