1990304310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{1511}}^1$

素因数の和:1650

約数の個数: 96

約数和(自身を含む): 5056950528

約数和(自身を除く): 3066646218

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 83, 115, 138, 166, 230, 249, 345, 415, 498, 529, 690, 830, 1058, 1245, 1511, 1587, 1909, 2490, 2645, 3022, 3174, 3818, 4533, 5290, 5727, 7555, 7935, 9066, 9545, 11454, 15110, 15870, 19090, 22665, 28635, 34753, 43907, 45330, 57270, 69506, 87814, 104259, 125413, 131721, 173765, 208518, 219535, 250826, 263442, 347530, 376239, 439070, 521295, 627065, 658605, 752478, 799319, 1042590, 1254130, 1317210, 1598638, 1881195, 2397957, 2884499, 3762390, 3996595, 4795914, 5768998, 7993190, 8653497, 11989785, 14422495, 17306994, 23979570, 28844990, 43267485, 66343477, 86534970, 132686954, 199030431, 331717385, 398060862, 663434770, 995152155, 1990304310]

約数ペア:

[(1, 1990304310), (2, 995152155), (3, 663434770), (5, 398060862), (6, 331717385), (10, 199030431), (15, 132686954), (23, 86534970), (30, 66343477), (46, 43267485), (69, 28844990), (83, 23979570), (115, 17306994), (138, 14422495), (166, 11989785), (230, 8653497), (249, 7993190), (345, 5768998), (415, 4795914), (498, 3996595), (529, 3762390), (690, 2884499), (830, 2397957), (1058, 1881195), (1245, 1598638), (1511, 1317210), (1587, 1254130), (1909, 1042590), (2490, 799319), (2645, 752478), (3022, 658605), (3174, 627065), (3818, 521295), (4533, 439070), (5290, 376239), (5727, 347530), (7555, 263442), (7935, 250826), (9066, 219535), (9545, 208518), (11454, 173765), (15110, 131721), (15870, 125413), (19090, 104259), (22665, 87814), (28635, 69506), (34753, 57270), (43907, 45330)]