84416240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 215432640

約数和(自身を除く): 131016400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 79, 80, 95, 148, 152, 158, 185, 190, 296, 304, 316, 361, 370, 380, 395, 592, 632, 703, 722, 740, 760, 790, 1264, 1406, 1444, 1480, 1501, 1520, 1580, 1805, 2812, 2888, 2923, 2960, 3002, 3160, 3515, 3610, 5624, 5776, 5846, 6004, 6320, 7030, 7220, 7505, 11248, 11692, 12008, 13357, 14060, 14440, 14615, 15010, 23384, 24016, 26714, 28120, 28519, 28880, 29230, 30020, 46768, 53428, 55537, 56240, 57038, 58460, 60040, 66785, 106856, 111074, 114076, 116920, 120080, 133570, 142595, 213712, 222148, 228152, 233840, 267140, 277685, 285190, 444296, 456304, 534280, 555370, 570380, 888592, 1055203, 1068560, 1110740, 1140760, 2110406, 2221480, 2281520, 4220812, 4442960, 5276015, 8441624, 10552030, 16883248, 21104060, 42208120, 84416240]

約数ペア:

[(1, 84416240), (2, 42208120), (4, 21104060), (5, 16883248), (8, 10552030), (10, 8441624), (16, 5276015), (19, 4442960), (20, 4220812), (37, 2281520), (38, 2221480), (40, 2110406), (74, 1140760), (76, 1110740), (79, 1068560), (80, 1055203), (95, 888592), (148, 570380), (152, 555370), (158, 534280), (185, 456304), (190, 444296), (296, 285190), (304, 277685), (316, 267140), (361, 233840), (370, 228152), (380, 222148), (395, 213712), (592, 142595), (632, 133570), (703, 120080), (722, 116920), (740, 114076), (760, 111074), (790, 106856), (1264, 66785), (1406, 60040), (1444, 58460), (1480, 57038), (1501, 56240), (1520, 55537), (1580, 53428), (1805, 46768), (2812, 30020), (2888, 29230), (2923, 28880), (2960, 28519), (3002, 28120), (3160, 26714), (3515, 24016), (3610, 23384), (5624, 15010), (5776, 14615), (5846, 14440), (6004, 14060), (6320, 13357), (7030, 12008), (7220, 11692), (7505, 11248)]