42208120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 104241600

約数和(自身を除く): 62033480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 79, 95, 148, 152, 158, 185, 190, 296, 316, 361, 370, 380, 395, 632, 703, 722, 740, 760, 790, 1406, 1444, 1480, 1501, 1580, 1805, 2812, 2888, 2923, 3002, 3160, 3515, 3610, 5624, 5846, 6004, 7030, 7220, 7505, 11692, 12008, 13357, 14060, 14440, 14615, 15010, 23384, 26714, 28120, 28519, 29230, 30020, 53428, 55537, 57038, 58460, 60040, 66785, 106856, 111074, 114076, 116920, 133570, 142595, 222148, 228152, 267140, 277685, 285190, 444296, 534280, 555370, 570380, 1055203, 1110740, 1140760, 2110406, 2221480, 4220812, 5276015, 8441624, 10552030, 21104060, 42208120]

約数ペア:

[(1, 42208120), (2, 21104060), (4, 10552030), (5, 8441624), (8, 5276015), (10, 4220812), (19, 2221480), (20, 2110406), (37, 1140760), (38, 1110740), (40, 1055203), (74, 570380), (76, 555370), (79, 534280), (95, 444296), (148, 285190), (152, 277685), (158, 267140), (185, 228152), (190, 222148), (296, 142595), (316, 133570), (361, 116920), (370, 114076), (380, 111074), (395, 106856), (632, 66785), (703, 60040), (722, 58460), (740, 57038), (760, 55537), (790, 53428), (1406, 30020), (1444, 29230), (1480, 28519), (1501, 28120), (1580, 26714), (1805, 23384), (2812, 15010), (2888, 14615), (2923, 14440), (3002, 14060), (3160, 13357), (3515, 12008), (3610, 11692), (5624, 7505), (5846, 7220), (6004, 7030)]