245009560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8713}}^1$

素因数の和:8780

約数の個数: 64

約数和(自身を含む): 596037600

約数和(自身を除く): 351028040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 8713, 14060, 17426, 28120, 34852, 43565, 69704, 87130, 165547, 174260, 322381, 331094, 348520, 644762, 662188, 827735, 1289524, 1324376, 1611905, 1655470, 2579048, 3223810, 3310940, 6125239, 6447620, 6621880, 12250478, 12895240, 24500956, 30626195, 49001912, 61252390, 122504780, 245009560]

約数ペア:

[(1, 245009560), (2, 122504780), (4, 61252390), (5, 49001912), (8, 30626195), (10, 24500956), (19, 12895240), (20, 12250478), (37, 6621880), (38, 6447620), (40, 6125239), (74, 3310940), (76, 3223810), (95, 2579048), (148, 1655470), (152, 1611905), (185, 1324376), (190, 1289524), (296, 827735), (370, 662188), (380, 644762), (703, 348520), (740, 331094), (760, 322381), (1406, 174260), (1480, 165547), (2812, 87130), (3515, 69704), (5624, 43565), (7030, 34852), (8713, 28120), (14060, 17426)]