18386040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 58605120

約数和(自身を除く): 40219080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 41, 60, 74, 82, 101, 111, 120, 123, 148, 164, 185, 202, 205, 222, 246, 296, 303, 328, 370, 404, 410, 444, 492, 505, 555, 606, 615, 740, 808, 820, 888, 984, 1010, 1110, 1212, 1230, 1480, 1515, 1517, 1640, 2020, 2220, 2424, 2460, 3030, 3034, 3737, 4040, 4141, 4440, 4551, 4920, 6060, 6068, 7474, 7585, 8282, 9102, 11211, 12120, 12136, 12423, 14948, 15170, 16564, 18204, 18685, 20705, 22422, 22755, 24846, 29896, 30340, 33128, 36408, 37370, 41410, 44844, 45510, 49692, 56055, 60680, 62115, 74740, 82820, 89688, 91020, 99384, 112110, 124230, 149480, 153217, 165640, 182040, 224220, 248460, 306434, 448440, 459651, 496920, 612868, 766085, 919302, 1225736, 1532170, 1838604, 2298255, 3064340, 3677208, 4596510, 6128680, 9193020, 18386040]

約数ペア:

[(1, 18386040), (2, 9193020), (3, 6128680), (4, 4596510), (5, 3677208), (6, 3064340), (8, 2298255), (10, 1838604), (12, 1532170), (15, 1225736), (20, 919302), (24, 766085), (30, 612868), (37, 496920), (40, 459651), (41, 448440), (60, 306434), (74, 248460), (82, 224220), (101, 182040), (111, 165640), (120, 153217), (123, 149480), (148, 124230), (164, 112110), (185, 99384), (202, 91020), (205, 89688), (222, 82820), (246, 74740), (296, 62115), (303, 60680), (328, 56055), (370, 49692), (404, 45510), (410, 44844), (444, 41410), (492, 37370), (505, 36408), (555, 33128), (606, 30340), (615, 29896), (740, 24846), (808, 22755), (820, 22422), (888, 20705), (984, 18685), (1010, 18204), (1110, 16564), (1212, 15170), (1230, 14948), (1480, 12423), (1515, 12136), (1517, 12120), (1640, 11211), (2020, 9102), (2220, 8282), (2424, 7585), (2460, 7474), (3030, 6068), (3034, 6060), (3737, 4920), (4040, 4551), (4141, 4440)]