307119920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2011}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 754451712

約数和(自身を除く): 447331792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 230, 332, 368, 415, 460, 664, 830, 920, 1328, 1660, 1840, 1909, 2011, 3320, 3818, 4022, 6640, 7636, 8044, 9545, 10055, 15272, 16088, 19090, 20110, 30544, 32176, 38180, 40220, 46253, 76360, 80440, 92506, 152720, 160880, 166913, 185012, 231265, 333826, 370024, 462530, 667652, 740048, 834565, 925060, 1335304, 1669130, 1850120, 2670608, 3338260, 3700240, 3838999, 6676520, 7677998, 13353040, 15355996, 19194995, 30711992, 38389990, 61423984, 76779980, 153559960, 307119920]

約数ペア:

[(1, 307119920), (2, 153559960), (4, 76779980), (5, 61423984), (8, 38389990), (10, 30711992), (16, 19194995), (20, 15355996), (23, 13353040), (40, 7677998), (46, 6676520), (80, 3838999), (83, 3700240), (92, 3338260), (115, 2670608), (166, 1850120), (184, 1669130), (230, 1335304), (332, 925060), (368, 834565), (415, 740048), (460, 667652), (664, 462530), (830, 370024), (920, 333826), (1328, 231265), (1660, 185012), (1840, 166913), (1909, 160880), (2011, 152720), (3320, 92506), (3818, 80440), (4022, 76360), (6640, 46253), (7636, 40220), (8044, 38180), (9545, 32176), (10055, 30544), (15272, 20110), (16088, 19090)]