7812420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 29030400

約数和(自身を除く): 21217980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 89, 95, 105, 110, 114, 132, 133, 140, 154, 165, 178, 190, 209, 210, 220, 228, 231, 266, 267, 285, 308, 330, 356, 380, 385, 399, 418, 420, 445, 462, 532, 534, 570, 623, 627, 660, 665, 770, 798, 836, 890, 924, 979, 1045, 1068, 1140, 1155, 1246, 1254, 1330, 1335, 1463, 1540, 1596, 1691, 1780, 1869, 1958, 1995, 2090, 2310, 2492, 2508, 2660, 2670, 2926, 2937, 3115, 3135, 3382, 3738, 3916, 3990, 4180, 4389, 4620, 4895, 5073, 5340, 5852, 5874, 6230, 6270, 6764, 6853, 7315, 7476, 7980, 8455, 8778, 9345, 9790, 10146, 11748, 11837, 12460, 12540, 13706, 14630, 14685, 16910, 17556, 18601, 18690, 19580, 20292, 20559, 21945, 23674, 25365, 27412, 29260, 29370, 33820, 34265, 35511, 37202, 37380, 41118, 43890, 47348, 50730, 55803, 58740, 59185, 68530, 71022, 74404, 82236, 87780, 93005, 101460, 102795, 111606, 118370, 130207, 137060, 142044, 177555, 186010, 205590, 223212, 236740, 260414, 279015, 355110, 372020, 390621, 411180, 520828, 558030, 651035, 710220, 781242, 1116060, 1302070, 1562484, 1953105, 2604140, 3906210, 7812420]

約数ペア:

[(1, 7812420), (2, 3906210), (3, 2604140), (4, 1953105), (5, 1562484), (6, 1302070), (7, 1116060), (10, 781242), (11, 710220), (12, 651035), (14, 558030), (15, 520828), (19, 411180), (20, 390621), (21, 372020), (22, 355110), (28, 279015), (30, 260414), (33, 236740), (35, 223212), (38, 205590), (42, 186010), (44, 177555), (55, 142044), (57, 137060), (60, 130207), (66, 118370), (70, 111606), (76, 102795), (77, 101460), (84, 93005), (89, 87780), (95, 82236), (105, 74404), (110, 71022), (114, 68530), (132, 59185), (133, 58740), (140, 55803), (154, 50730), (165, 47348), (178, 43890), (190, 41118), (209, 37380), (210, 37202), (220, 35511), (228, 34265), (231, 33820), (266, 29370), (267, 29260), (285, 27412), (308, 25365), (330, 23674), (356, 21945), (380, 20559), (385, 20292), (399, 19580), (418, 18690), (420, 18601), (445, 17556), (462, 16910), (532, 14685), (534, 14630), (570, 13706), (623, 12540), (627, 12460), (660, 11837), (665, 11748), (770, 10146), (798, 9790), (836, 9345), (890, 8778), (924, 8455), (979, 7980), (1045, 7476), (1068, 7315), (1140, 6853), (1155, 6764), (1246, 6270), (1254, 6230), (1330, 5874), (1335, 5852), (1463, 5340), (1540, 5073), (1596, 4895), (1691, 4620), (1780, 4389), (1869, 4180), (1958, 3990), (1995, 3916), (2090, 3738), (2310, 3382), (2492, 3135), (2508, 3115), (2660, 2937), (2670, 2926)]