421838760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26431}}^1$

素因数の和:26471

約数の個数: 128

約数和(自身を含む): 1522483200

約数和(自身を除く): 1100644440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 26431, 52862, 79293, 105724, 132155, 158586, 185017, 211448, 264310, 317172, 370034, 396465, 502189, 528620, 555051, 634344, 740068, 792930, 925085, 1004378, 1057240, 1110102, 1480136, 1506567, 1585860, 1850170, 2008756, 2220204, 2510945, 2775255, 3013134, 3171720, 3515323, 3700340, 4017512, 4440408, 5021890, 5550510, 6026268, 7030646, 7400680, 7532835, 10043780, 10545969, 11101020, 12052536, 14061292, 15065670, 17576615, 20087560, 21091938, 22202040, 28122584, 30131340, 35153230, 42183876, 52729845, 60262680, 70306460, 84367752, 105459690, 140612920, 210919380, 421838760]

約数ペア:

[(1, 421838760), (2, 210919380), (3, 140612920), (4, 105459690), (5, 84367752), (6, 70306460), (7, 60262680), (8, 52729845), (10, 42183876), (12, 35153230), (14, 30131340), (15, 28122584), (19, 22202040), (20, 21091938), (21, 20087560), (24, 17576615), (28, 15065670), (30, 14061292), (35, 12052536), (38, 11101020), (40, 10545969), (42, 10043780), (56, 7532835), (57, 7400680), (60, 7030646), (70, 6026268), (76, 5550510), (84, 5021890), (95, 4440408), (105, 4017512), (114, 3700340), (120, 3515323), (133, 3171720), (140, 3013134), (152, 2775255), (168, 2510945), (190, 2220204), (210, 2008756), (228, 1850170), (266, 1585860), (280, 1506567), (285, 1480136), (380, 1110102), (399, 1057240), (420, 1004378), (456, 925085), (532, 792930), (570, 740068), (665, 634344), (760, 555051), (798, 528620), (840, 502189), (1064, 396465), (1140, 370034), (1330, 317172), (1596, 264310), (1995, 211448), (2280, 185017), (2660, 158586), (3192, 132155), (3990, 105724), (5320, 79293), (7980, 52862), (15960, 26431)]