421046640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{27847}}^1$

素因数の和:27876

約数の個数: 160

約数和(自身を含む): 1657512960

約数和(自身を除く): 1236466320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 27847, 55694, 83541, 111388, 139235, 167082, 194929, 222776, 250623, 278470, 334164, 389858, 417705, 445552, 501246, 556940, 584787, 668328, 751869, 779716, 835410, 974645, 1002492, 1113880, 1169574, 1253115, 1336656, 1503738, 1559432, 1670820, 1754361, 1949290, 2004984, 2227760, 2339148, 2506230, 2923935, 3007476, 3118864, 3341640, 3508722, 3759345, 3898580, 4009968, 4678296, 5012460, 5263083, 5847870, 6014952, 6683280, 7017444, 7518690, 7797160, 8771805, 9356592, 10024920, 10526166, 11695740, 12029904, 14034888, 15037380, 15594320, 17543610, 20049840, 21052332, 23391480, 26315415, 28069776, 30074760, 35087220, 42104664, 46782960, 52630830, 60149520, 70174440, 84209328, 105261660, 140348880, 210523320, 421046640]

約数ペア:

[(1, 421046640), (2, 210523320), (3, 140348880), (4, 105261660), (5, 84209328), (6, 70174440), (7, 60149520), (8, 52630830), (9, 46782960), (10, 42104664), (12, 35087220), (14, 30074760), (15, 28069776), (16, 26315415), (18, 23391480), (20, 21052332), (21, 20049840), (24, 17543610), (27, 15594320), (28, 15037380), (30, 14034888), (35, 12029904), (36, 11695740), (40, 10526166), (42, 10024920), (45, 9356592), (48, 8771805), (54, 7797160), (56, 7518690), (60, 7017444), (63, 6683280), (70, 6014952), (72, 5847870), (80, 5263083), (84, 5012460), (90, 4678296), (105, 4009968), (108, 3898580), (112, 3759345), (120, 3508722), (126, 3341640), (135, 3118864), (140, 3007476), (144, 2923935), (168, 2506230), (180, 2339148), (189, 2227760), (210, 2004984), (216, 1949290), (240, 1754361), (252, 1670820), (270, 1559432), (280, 1503738), (315, 1336656), (336, 1253115), (360, 1169574), (378, 1113880), (420, 1002492), (432, 974645), (504, 835410), (540, 779716), (560, 751869), (630, 668328), (720, 584787), (756, 556940), (840, 501246), (945, 445552), (1008, 417705), (1080, 389858), (1260, 334164), (1512, 278470), (1680, 250623), (1890, 222776), (2160, 194929), (2520, 167082), (3024, 139235), (3780, 111388), (5040, 83541), (7560, 55694), (15120, 27847)]