213438960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42349}}^1$

素因数の和:42375

約数の個数: 120

約数和(自身を含む): 819218400

約数和(自身を除く): 605779440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42349, 84698, 127047, 169396, 211745, 254094, 296443, 338792, 381141, 423490, 508188, 592886, 635235, 677584, 762282, 846980, 889329, 1016376, 1185772, 1270470, 1482215, 1524564, 1693960, 1778658, 1905705, 2032752, 2371544, 2540940, 2667987, 2964430, 3049128, 3387920, 3557316, 3811410, 4446645, 4743088, 5081880, 5335974, 5928860, 6098256, 7114632, 7622820, 8893290, 10163760, 10671948, 11857720, 13339935, 14229264, 15245640, 17786580, 21343896, 23715440, 26679870, 30491280, 35573160, 42687792, 53359740, 71146320, 106719480, 213438960]

約数ペア:

[(1, 213438960), (2, 106719480), (3, 71146320), (4, 53359740), (5, 42687792), (6, 35573160), (7, 30491280), (8, 26679870), (9, 23715440), (10, 21343896), (12, 17786580), (14, 15245640), (15, 14229264), (16, 13339935), (18, 11857720), (20, 10671948), (21, 10163760), (24, 8893290), (28, 7622820), (30, 7114632), (35, 6098256), (36, 5928860), (40, 5335974), (42, 5081880), (45, 4743088), (48, 4446645), (56, 3811410), (60, 3557316), (63, 3387920), (70, 3049128), (72, 2964430), (80, 2667987), (84, 2540940), (90, 2371544), (105, 2032752), (112, 1905705), (120, 1778658), (126, 1693960), (140, 1524564), (144, 1482215), (168, 1270470), (180, 1185772), (210, 1016376), (240, 889329), (252, 846980), (280, 762282), (315, 677584), (336, 635235), (360, 592886), (420, 508188), (504, 423490), (560, 381141), (630, 338792), (720, 296443), (840, 254094), (1008, 211745), (1260, 169396), (1680, 127047), (2520, 84698), (5040, 42349)]