30291920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 74673792

約数和(自身を除く): 44381872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 101, 115, 163, 184, 202, 230, 326, 368, 404, 460, 505, 652, 808, 815, 920, 1010, 1304, 1616, 1630, 1840, 2020, 2323, 2608, 3260, 3749, 4040, 4646, 6520, 7498, 8080, 9292, 11615, 13040, 14996, 16463, 18584, 18745, 23230, 29992, 32926, 37168, 37490, 46460, 59984, 65852, 74980, 82315, 92920, 131704, 149960, 164630, 185840, 263408, 299920, 329260, 378649, 658520, 757298, 1317040, 1514596, 1893245, 3029192, 3786490, 6058384, 7572980, 15145960, 30291920]

約数ペア:

[(1, 30291920), (2, 15145960), (4, 7572980), (5, 6058384), (8, 3786490), (10, 3029192), (16, 1893245), (20, 1514596), (23, 1317040), (40, 757298), (46, 658520), (80, 378649), (92, 329260), (101, 299920), (115, 263408), (163, 185840), (184, 164630), (202, 149960), (230, 131704), (326, 92920), (368, 82315), (404, 74980), (460, 65852), (505, 59984), (652, 46460), (808, 37490), (815, 37168), (920, 32926), (1010, 29992), (1304, 23230), (1616, 18745), (1630, 18584), (1840, 16463), (2020, 14996), (2323, 13040), (2608, 11615), (3260, 9292), (3749, 8080), (4040, 7498), (4646, 6520)]