86872920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 271088640

約数和(自身を除く): 184215720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 73, 94, 120, 141, 146, 188, 211, 219, 235, 282, 292, 365, 376, 422, 438, 470, 564, 584, 633, 705, 730, 844, 876, 940, 1055, 1095, 1128, 1266, 1410, 1460, 1688, 1752, 1880, 2110, 2190, 2532, 2820, 2920, 3165, 3431, 4220, 4380, 5064, 5640, 6330, 6862, 8440, 8760, 9917, 10293, 12660, 13724, 15403, 17155, 19834, 20586, 25320, 27448, 29751, 30806, 34310, 39668, 41172, 46209, 49585, 51465, 59502, 61612, 68620, 77015, 79336, 82344, 92418, 99170, 102930, 119004, 123224, 137240, 148755, 154030, 184836, 198340, 205860, 231045, 238008, 297510, 308060, 369672, 396680, 411720, 462090, 595020, 616120, 723941, 924180, 1190040, 1447882, 1848360, 2171823, 2895764, 3619705, 4343646, 5791528, 7239410, 8687292, 10859115, 14478820, 17374584, 21718230, 28957640, 43436460, 86872920]

約数ペア:

[(1, 86872920), (2, 43436460), (3, 28957640), (4, 21718230), (5, 17374584), (6, 14478820), (8, 10859115), (10, 8687292), (12, 7239410), (15, 5791528), (20, 4343646), (24, 3619705), (30, 2895764), (40, 2171823), (47, 1848360), (60, 1447882), (73, 1190040), (94, 924180), (120, 723941), (141, 616120), (146, 595020), (188, 462090), (211, 411720), (219, 396680), (235, 369672), (282, 308060), (292, 297510), (365, 238008), (376, 231045), (422, 205860), (438, 198340), (470, 184836), (564, 154030), (584, 148755), (633, 137240), (705, 123224), (730, 119004), (844, 102930), (876, 99170), (940, 92418), (1055, 82344), (1095, 79336), (1128, 77015), (1266, 68620), (1410, 61612), (1460, 59502), (1688, 51465), (1752, 49585), (1880, 46209), (2110, 41172), (2190, 39668), (2532, 34310), (2820, 30806), (2920, 29751), (3165, 27448), (3431, 25320), (4220, 20586), (4380, 19834), (5064, 17155), (5640, 15403), (6330, 13724), (6862, 12660), (8440, 10293), (8760, 9917)]