213386670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{127}}^2$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 667187280

約数和(自身を除く): 453800610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 127, 135, 147, 189, 210, 245, 254, 270, 294, 315, 378, 381, 441, 490, 630, 635, 735, 762, 882, 889, 945, 1143, 1270, 1323, 1470, 1778, 1890, 1905, 2205, 2286, 2646, 2667, 3429, 3810, 4410, 4445, 5334, 5715, 6223, 6615, 6858, 8001, 8890, 11430, 12446, 13230, 13335, 16002, 16129, 17145, 18669, 24003, 26670, 31115, 32258, 34290, 37338, 40005, 48006, 48387, 56007, 62230, 80010, 80645, 93345, 96774, 112014, 112903, 120015, 145161, 161290, 168021, 186690, 225806, 240030, 241935, 280035, 290322, 336042, 338709, 435483, 483870, 560070, 564515, 677418, 725805, 790321, 840105, 870966, 1016127, 1129030, 1451610, 1580642, 1680210, 1693545, 2032254, 2177415, 2370963, 3048381, 3387090, 3951605, 4354830, 4741926, 5080635, 6096762, 7112889, 7903210, 10161270, 11854815, 14225778, 15241905, 21338667, 23709630, 30483810, 35564445, 42677334, 71128890, 106693335, 213386670]

約数ペア:

[(1, 213386670), (2, 106693335), (3, 71128890), (5, 42677334), (6, 35564445), (7, 30483810), (9, 23709630), (10, 21338667), (14, 15241905), (15, 14225778), (18, 11854815), (21, 10161270), (27, 7903210), (30, 7112889), (35, 6096762), (42, 5080635), (45, 4741926), (49, 4354830), (54, 3951605), (63, 3387090), (70, 3048381), (90, 2370963), (98, 2177415), (105, 2032254), (126, 1693545), (127, 1680210), (135, 1580642), (147, 1451610), (189, 1129030), (210, 1016127), (245, 870966), (254, 840105), (270, 790321), (294, 725805), (315, 677418), (378, 564515), (381, 560070), (441, 483870), (490, 435483), (630, 338709), (635, 336042), (735, 290322), (762, 280035), (882, 241935), (889, 240030), (945, 225806), (1143, 186690), (1270, 168021), (1323, 161290), (1470, 145161), (1778, 120015), (1890, 112903), (1905, 112014), (2205, 96774), (2286, 93345), (2646, 80645), (2667, 80010), (3429, 62230), (3810, 56007), (4410, 48387), (4445, 48006), (5334, 40005), (5715, 37338), (6223, 34290), (6615, 32258), (6858, 31115), (8001, 26670), (8890, 24003), (11430, 18669), (12446, 17145), (13230, 16129), (13335, 16002)]