210304080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{1987}}^1$

素因数の和:2023

約数の個数: 240

約数和(自身を含む): 843071040

約数和(自身を除く): 632766960

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 1987, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 3974, 4410, 5040, 5292, 5880, 5961, 6615, 7056, 7560, 7948, 8820, 9935, 10584, 11760, 11922, 13230, 13909, 15120, 15896, 17640, 17883, 19870, 21168, 23844, 26460, 27818, 29805, 31792, 35280, 35766, 39740, 41727, 47688, 52920, 53649, 55636, 59610, 69545, 71532, 79480, 83454, 89415, 95376, 97363, 105840, 107298, 111272, 119220, 125181, 139090, 143064, 158960, 166908, 178830, 194726, 208635, 214596, 222544, 238440, 250362, 268245, 278180, 286128, 292089, 333816, 357660, 375543, 389452, 417270, 429192, 476880, 486815, 500724, 536490, 556360, 584178, 625905, 667632, 715320, 751086, 778904, 834540, 858384, 876267, 973630, 1001448, 1072980, 1112720, 1168356, 1251810, 1430640, 1460445, 1502172, 1557808, 1669080, 1752534, 1877715, 1947260, 2002896, 2145960, 2336712, 2503620, 2628801, 2920890, 3004344, 3338160, 3505068, 3755430, 3894520, 4291920, 4381335, 4673424, 5007240, 5257602, 5841780, 6008688, 7010136, 7510860, 7789040, 8762670, 10014480, 10515204, 11683560, 13144005, 14020272, 15021720, 17525340, 21030408, 23367120, 26288010, 30043440, 35050680, 42060816, 52576020, 70101360, 105152040, 210304080]

約数ペア:

[(1, 210304080), (2, 105152040), (3, 70101360), (4, 52576020), (5, 42060816), (6, 35050680), (7, 30043440), (8, 26288010), (9, 23367120), (10, 21030408), (12, 17525340), (14, 15021720), (15, 14020272), (16, 13144005), (18, 11683560), (20, 10515204), (21, 10014480), (24, 8762670), (27, 7789040), (28, 7510860), (30, 7010136), (35, 6008688), (36, 5841780), (40, 5257602), (42, 5007240), (45, 4673424), (48, 4381335), (49, 4291920), (54, 3894520), (56, 3755430), (60, 3505068), (63, 3338160), (70, 3004344), (72, 2920890), (80, 2628801), (84, 2503620), (90, 2336712), (98, 2145960), (105, 2002896), (108, 1947260), (112, 1877715), (120, 1752534), (126, 1669080), (135, 1557808), (140, 1502172), (144, 1460445), (147, 1430640), (168, 1251810), (180, 1168356), (189, 1112720), (196, 1072980), (210, 1001448), (216, 973630), (240, 876267), (245, 858384), (252, 834540), (270, 778904), (280, 751086), (294, 715320), (315, 667632), (336, 625905), (360, 584178), (378, 556360), (392, 536490), (420, 500724), (432, 486815), (441, 476880), (490, 429192), (504, 417270), (540, 389452), (560, 375543), (588, 357660), (630, 333816), (720, 292089), (735, 286128), (756, 278180), (784, 268245), (840, 250362), (882, 238440), (945, 222544), (980, 214596), (1008, 208635), (1080, 194726), (1176, 178830), (1260, 166908), (1323, 158960), (1470, 143064), (1512, 139090), (1680, 125181), (1764, 119220), (1890, 111272), (1960, 107298), (1987, 105840), (2160, 97363), (2205, 95376), (2352, 89415), (2520, 83454), (2646, 79480), (2940, 71532), (3024, 69545), (3528, 59610), (3780, 55636), (3920, 53649), (3974, 52920), (4410, 47688), (5040, 41727), (5292, 39740), (5880, 35766), (5961, 35280), (6615, 31792), (7056, 29805), (7560, 27818), (7948, 26460), (8820, 23844), (9935, 21168), (10584, 19870), (11760, 17883), (11922, 17640), (13230, 15896), (13909, 15120)]