18140040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1287

約数の個数: 96

約数和(自身を含む): 60442200

約数和(自身を除く): 42302160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1229, 1230, 1476, 1640, 1845, 2458, 2460, 2952, 3687, 3690, 4916, 4920, 6145, 7374, 7380, 9832, 11061, 12290, 14748, 14760, 18435, 22122, 24580, 29496, 36870, 44244, 49160, 50389, 55305, 73740, 88488, 100778, 110610, 147480, 151167, 201556, 221220, 251945, 302334, 403112, 442440, 453501, 503890, 604668, 755835, 907002, 1007780, 1209336, 1511670, 1814004, 2015560, 2267505, 3023340, 3628008, 4535010, 6046680, 9070020, 18140040]

約数ペア:

[(1, 18140040), (2, 9070020), (3, 6046680), (4, 4535010), (5, 3628008), (6, 3023340), (8, 2267505), (9, 2015560), (10, 1814004), (12, 1511670), (15, 1209336), (18, 1007780), (20, 907002), (24, 755835), (30, 604668), (36, 503890), (40, 453501), (41, 442440), (45, 403112), (60, 302334), (72, 251945), (82, 221220), (90, 201556), (120, 151167), (123, 147480), (164, 110610), (180, 100778), (205, 88488), (246, 73740), (328, 55305), (360, 50389), (369, 49160), (410, 44244), (492, 36870), (615, 29496), (738, 24580), (820, 22122), (984, 18435), (1229, 14760), (1230, 14748), (1476, 12290), (1640, 11061), (1845, 9832), (2458, 7380), (2460, 7374), (2952, 6145), (3687, 4920), (3690, 4916)]