90702540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13619}}^1$

素因数の和:13671

約数の個数: 72

約数和(自身を含む): 282587760

約数和(自身を除く): 191885220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 13619, 27238, 40857, 54476, 68095, 81714, 122571, 136190, 163428, 204285, 245142, 272380, 408570, 490284, 503903, 612855, 817140, 1007806, 1225710, 1511709, 2015612, 2451420, 2519515, 3023418, 4535127, 5039030, 6046836, 7558545, 9070254, 10078060, 15117090, 18140508, 22675635, 30234180, 45351270, 90702540]

約数ペア:

[(1, 90702540), (2, 45351270), (3, 30234180), (4, 22675635), (5, 18140508), (6, 15117090), (9, 10078060), (10, 9070254), (12, 7558545), (15, 6046836), (18, 5039030), (20, 4535127), (30, 3023418), (36, 2519515), (37, 2451420), (45, 2015612), (60, 1511709), (74, 1225710), (90, 1007806), (111, 817140), (148, 612855), (180, 503903), (185, 490284), (222, 408570), (333, 272380), (370, 245142), (444, 204285), (555, 163428), (666, 136190), (740, 122571), (1110, 81714), (1332, 68095), (1665, 54476), (2220, 40857), (3330, 27238), (6660, 13619)]