90272240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 222414336

約数和(自身を除く): 132142096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 568, 691, 710, 920, 1136, 1382, 1420, 1633, 1840, 2764, 2840, 3266, 3455, 5528, 5680, 6532, 6910, 8165, 11056, 13064, 13820, 15893, 16330, 26128, 27640, 31786, 32660, 49061, 55280, 63572, 65320, 79465, 98122, 127144, 130640, 158930, 196244, 245305, 254288, 317860, 392488, 490610, 635720, 784976, 981220, 1128403, 1271440, 1962440, 2256806, 3924880, 4513612, 5642015, 9027224, 11284030, 18054448, 22568060, 45136120, 90272240]

約数ペア:

[(1, 90272240), (2, 45136120), (4, 22568060), (5, 18054448), (8, 11284030), (10, 9027224), (16, 5642015), (20, 4513612), (23, 3924880), (40, 2256806), (46, 1962440), (71, 1271440), (80, 1128403), (92, 981220), (115, 784976), (142, 635720), (184, 490610), (230, 392488), (284, 317860), (355, 254288), (368, 245305), (460, 196244), (568, 158930), (691, 130640), (710, 127144), (920, 98122), (1136, 79465), (1382, 65320), (1420, 63572), (1633, 55280), (1840, 49061), (2764, 32660), (2840, 31786), (3266, 27640), (3455, 26128), (5528, 16330), (5680, 15893), (6532, 13820), (6910, 13064), (8165, 11056)]