1421717640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{41281}}^1$

素因数の和:41343

約数の個数: 128

約数和(自身を含む): 4993470720

約数和(自身を除く): 3571753080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8610, 11480, 17220, 34440, 41281, 82562, 123843, 165124, 206405, 247686, 288967, 330248, 412810, 495372, 577934, 619215, 825620, 866901, 990744, 1155868, 1238430, 1444835, 1651240, 1692521, 1733802, 2311736, 2476860, 2889670, 3385042, 3467604, 4334505, 4953720, 5077563, 5779340, 6770084, 6935208, 8462605, 8669010, 10155126, 11558680, 11847647, 13540168, 16925210, 17338020, 20310252, 23695294, 25387815, 33850420, 34676040, 35542941, 40620504, 47390588, 50775630, 59238235, 67700840, 71085882, 94781176, 101551260, 118476470, 142171764, 177714705, 203102520, 236952940, 284343528, 355429410, 473905880, 710858820, 1421717640]

約数ペア:

[(1, 1421717640), (2, 710858820), (3, 473905880), (4, 355429410), (5, 284343528), (6, 236952940), (7, 203102520), (8, 177714705), (10, 142171764), (12, 118476470), (14, 101551260), (15, 94781176), (20, 71085882), (21, 67700840), (24, 59238235), (28, 50775630), (30, 47390588), (35, 40620504), (40, 35542941), (41, 34676040), (42, 33850420), (56, 25387815), (60, 23695294), (70, 20310252), (82, 17338020), (84, 16925210), (105, 13540168), (120, 11847647), (123, 11558680), (140, 10155126), (164, 8669010), (168, 8462605), (205, 6935208), (210, 6770084), (246, 5779340), (280, 5077563), (287, 4953720), (328, 4334505), (410, 3467604), (420, 3385042), (492, 2889670), (574, 2476860), (615, 2311736), (820, 1733802), (840, 1692521), (861, 1651240), (984, 1444835), (1148, 1238430), (1230, 1155868), (1435, 990744), (1640, 866901), (1722, 825620), (2296, 619215), (2460, 577934), (2870, 495372), (3444, 412810), (4305, 330248), (4920, 288967), (5740, 247686), (6888, 206405), (8610, 165124), (11480, 123843), (17220, 82562), (34440, 41281)]