66491220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 194737536

約数和(自身を除く): 128246316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 61, 74, 111, 122, 148, 183, 185, 222, 244, 305, 366, 370, 444, 491, 555, 610, 732, 740, 915, 982, 1110, 1220, 1473, 1830, 1964, 2220, 2257, 2455, 2946, 3660, 4514, 4910, 5892, 6771, 7365, 9028, 9820, 11285, 13542, 14730, 18167, 22570, 27084, 29460, 29951, 33855, 36334, 45140, 54501, 59902, 67710, 72668, 89853, 90835, 109002, 119804, 135420, 149755, 179706, 181670, 218004, 272505, 299510, 359412, 363340, 449265, 545010, 599020, 898530, 1090020, 1108187, 1797060, 2216374, 3324561, 4432748, 5540935, 6649122, 11081870, 13298244, 16622805, 22163740, 33245610, 66491220]

約数ペア:

[(1, 66491220), (2, 33245610), (3, 22163740), (4, 16622805), (5, 13298244), (6, 11081870), (10, 6649122), (12, 5540935), (15, 4432748), (20, 3324561), (30, 2216374), (37, 1797060), (60, 1108187), (61, 1090020), (74, 898530), (111, 599020), (122, 545010), (148, 449265), (183, 363340), (185, 359412), (222, 299510), (244, 272505), (305, 218004), (366, 181670), (370, 179706), (444, 149755), (491, 135420), (555, 119804), (610, 109002), (732, 90835), (740, 89853), (915, 72668), (982, 67710), (1110, 59902), (1220, 54501), (1473, 45140), (1830, 36334), (1964, 33855), (2220, 29951), (2257, 29460), (2455, 27084), (2946, 22570), (3660, 18167), (4514, 14730), (4910, 13542), (5892, 11285), (6771, 9820), (7365, 9028)]