90023220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 320681088

約数和(自身を除く): 230657868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 1931, 2220, 2331, 2590, 3108, 3330, 3862, 3885, 4662, 5180, 5793, 6660, 7724, 7770, 9324, 9655, 11586, 11655, 13517, 15540, 17379, 19310, 23172, 23310, 27034, 28965, 34758, 38620, 40551, 46620, 54068, 57930, 67585, 69516, 71447, 81102, 86895, 115860, 121653, 135170, 142894, 162204, 173790, 202755, 214341, 243306, 270340, 285788, 347580, 357235, 405510, 428682, 486612, 500129, 608265, 643023, 714470, 811020, 857364, 1000258, 1071705, 1216530, 1286046, 1428940, 1500387, 2000516, 2143410, 2433060, 2500645, 2572092, 3000774, 3215115, 4286820, 4501161, 5001290, 6001548, 6430230, 7501935, 9002322, 10002580, 12860460, 15003870, 18004644, 22505805, 30007740, 45011610, 90023220]

約数ペア:

[(1, 90023220), (2, 45011610), (3, 30007740), (4, 22505805), (5, 18004644), (6, 15003870), (7, 12860460), (9, 10002580), (10, 9002322), (12, 7501935), (14, 6430230), (15, 6001548), (18, 5001290), (20, 4501161), (21, 4286820), (28, 3215115), (30, 3000774), (35, 2572092), (36, 2500645), (37, 2433060), (42, 2143410), (45, 2000516), (60, 1500387), (63, 1428940), (70, 1286046), (74, 1216530), (84, 1071705), (90, 1000258), (105, 857364), (111, 811020), (126, 714470), (140, 643023), (148, 608265), (180, 500129), (185, 486612), (210, 428682), (222, 405510), (252, 357235), (259, 347580), (315, 285788), (333, 270340), (370, 243306), (420, 214341), (444, 202755), (518, 173790), (555, 162204), (630, 142894), (666, 135170), (740, 121653), (777, 115860), (1036, 86895), (1110, 81102), (1260, 71447), (1295, 69516), (1332, 67585), (1554, 57930), (1665, 54068), (1931, 46620), (2220, 40551), (2331, 38620), (2590, 34758), (3108, 28965), (3330, 27034), (3862, 23310), (3885, 23172), (4662, 19310), (5180, 17379), (5793, 15540), (6660, 13517), (7724, 11655), (7770, 11586), (9324, 9655)]