28472040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 128

約数和(自身を含む): 97372800

約数和(自身を除く): 68900760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 205, 216, 246, 270, 328, 360, 369, 410, 492, 540, 615, 643, 738, 820, 984, 1080, 1107, 1230, 1286, 1476, 1640, 1845, 1929, 2214, 2460, 2572, 2952, 3215, 3690, 3858, 4428, 4920, 5144, 5535, 5787, 6430, 7380, 7716, 8856, 9645, 11070, 11574, 12860, 14760, 15432, 17361, 19290, 22140, 23148, 25720, 26363, 28935, 34722, 38580, 44280, 46296, 52726, 57870, 69444, 77160, 79089, 86805, 105452, 115740, 131815, 138888, 158178, 173610, 210904, 231480, 237267, 263630, 316356, 347220, 395445, 474534, 527260, 632712, 694440, 711801, 790890, 949068, 1054520, 1186335, 1423602, 1581780, 1898136, 2372670, 2847204, 3163560, 3559005, 4745340, 5694408, 7118010, 9490680, 14236020, 28472040]

約数ペア:

[(1, 28472040), (2, 14236020), (3, 9490680), (4, 7118010), (5, 5694408), (6, 4745340), (8, 3559005), (9, 3163560), (10, 2847204), (12, 2372670), (15, 1898136), (18, 1581780), (20, 1423602), (24, 1186335), (27, 1054520), (30, 949068), (36, 790890), (40, 711801), (41, 694440), (45, 632712), (54, 527260), (60, 474534), (72, 395445), (82, 347220), (90, 316356), (108, 263630), (120, 237267), (123, 231480), (135, 210904), (164, 173610), (180, 158178), (205, 138888), (216, 131815), (246, 115740), (270, 105452), (328, 86805), (360, 79089), (369, 77160), (410, 69444), (492, 57870), (540, 52726), (615, 46296), (643, 44280), (738, 38580), (820, 34722), (984, 28935), (1080, 26363), (1107, 25720), (1230, 23148), (1286, 22140), (1476, 19290), (1640, 17361), (1845, 15432), (1929, 14760), (2214, 12860), (2460, 11574), (2572, 11070), (2952, 9645), (3215, 8856), (3690, 7716), (3858, 7380), (4428, 6430), (4920, 5787), (5144, 5535)]