81525060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12241}}^1$

素因数の和:12293

約数の個数: 72

約数和(自身を含む): 253997016

約数和(自身を除く): 172471956

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, 12241, 24482, 36723, 48964, 61205, 73446, 110169, 122410, 146892, 183615, 220338, 244820, 367230, 440676, 452917, 550845, 734460, 905834, 1101690, 1358751, 1811668, 2203380, 2264585, 2717502, 4076253, 4529170, 5435004, 6793755, 8152506, 9058340, 13587510, 16305012, 20381265, 27175020, 40762530, 81525060]

約数ペア:

[(1, 81525060), (2, 40762530), (3, 27175020), (4, 20381265), (5, 16305012), (6, 13587510), (9, 9058340), (10, 8152506), (12, 6793755), (15, 5435004), (18, 4529170), (20, 4076253), (30, 2717502), (36, 2264585), (37, 2203380), (45, 1811668), (60, 1358751), (74, 1101690), (90, 905834), (111, 734460), (148, 550845), (180, 452917), (185, 440676), (222, 367230), (333, 244820), (370, 220338), (444, 183615), (555, 146892), (666, 122410), (740, 110169), (1110, 73446), (1332, 61205), (1665, 48964), (2220, 36723), (3330, 24482), (6660, 12241)]