389968680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:883

約数の個数: 128

約数和(自身を含む): 1228089600

約数和(自身を除く): 838120920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 229, 230, 276, 345, 458, 460, 552, 617, 687, 690, 916, 920, 1145, 1234, 1374, 1380, 1832, 1851, 2290, 2468, 2748, 2760, 3085, 3435, 3702, 4580, 4936, 5267, 5496, 6170, 6870, 7404, 9160, 9255, 10534, 12340, 13740, 14191, 14808, 15801, 18510, 21068, 24680, 26335, 27480, 28382, 31602, 37020, 42136, 42573, 52670, 56764, 63204, 70955, 74040, 79005, 85146, 105340, 113528, 126408, 141293, 141910, 158010, 170292, 210680, 212865, 282586, 283820, 316020, 340584, 423879, 425730, 565172, 567640, 632040, 706465, 847758, 851460, 1130344, 1412930, 1695516, 1702920, 2119395, 2825860, 3249739, 3391032, 4238790, 5651720, 6499478, 8477580, 9749217, 12998956, 16248695, 16955160, 19498434, 25997912, 32497390, 38996868, 48746085, 64994780, 77993736, 97492170, 129989560, 194984340, 389968680]

約数ペア:

[(1, 389968680), (2, 194984340), (3, 129989560), (4, 97492170), (5, 77993736), (6, 64994780), (8, 48746085), (10, 38996868), (12, 32497390), (15, 25997912), (20, 19498434), (23, 16955160), (24, 16248695), (30, 12998956), (40, 9749217), (46, 8477580), (60, 6499478), (69, 5651720), (92, 4238790), (115, 3391032), (120, 3249739), (138, 2825860), (184, 2119395), (229, 1702920), (230, 1695516), (276, 1412930), (345, 1130344), (458, 851460), (460, 847758), (552, 706465), (617, 632040), (687, 567640), (690, 565172), (916, 425730), (920, 423879), (1145, 340584), (1234, 316020), (1374, 283820), (1380, 282586), (1832, 212865), (1851, 210680), (2290, 170292), (2468, 158010), (2748, 141910), (2760, 141293), (3085, 126408), (3435, 113528), (3702, 105340), (4580, 85146), (4936, 79005), (5267, 74040), (5496, 70955), (6170, 63204), (6870, 56764), (7404, 52670), (9160, 42573), (9255, 42136), (10534, 37020), (12340, 31602), (13740, 28382), (14191, 27480), (14808, 26335), (15801, 24680), (18510, 21068)]