890402370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 256

約数和(自身を含む): 2756436480

約数和(自身を除く): 1866034110

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 17, 22, 26, 29, 30, 33, 34, 39, 51, 55, 58, 65, 66, 78, 85, 87, 102, 110, 130, 143, 145, 165, 170, 174, 187, 195, 221, 255, 286, 290, 319, 330, 374, 377, 390, 421, 429, 435, 442, 493, 510, 561, 638, 663, 715, 754, 842, 858, 870, 935, 957, 986, 1105, 1122, 1131, 1263, 1326, 1430, 1479, 1595, 1870, 1885, 1914, 2105, 2145, 2210, 2262, 2431, 2465, 2526, 2805, 2958, 3190, 3315, 3770, 4147, 4210, 4290, 4631, 4785, 4862, 4930, 5423, 5473, 5610, 5655, 6315, 6409, 6630, 7157, 7293, 7395, 8294, 9262, 9570, 10846, 10946, 11310, 12155, 12209, 12441, 12630, 12818, 13893, 14314, 14586, 14790, 16269, 16419, 19227, 20735, 21471, 23155, 24310, 24418, 24882, 27115, 27365, 27786, 32045, 32538, 32838, 35785, 36465, 36627, 38454, 41470, 42942, 46310, 54230, 54730, 60203, 61045, 62205, 64090, 69465, 70499, 71570, 72930, 73254, 78727, 81345, 82095, 93041, 96135, 107355, 120406, 122090, 124410, 134299, 138930, 140998, 157454, 158717, 162690, 164190, 180609, 183135, 186082, 192270, 207553, 211497, 214710, 236181, 268598, 279123, 301015, 317434, 352495, 361218, 366270, 393635, 402897, 415106, 422994, 465205, 472362, 476151, 558246, 602030, 622659, 671495, 704990, 787270, 793585, 805794, 903045, 930410, 952302, 1023451, 1037765, 1057485, 1180905, 1245318, 1342990, 1395615, 1587170, 1745887, 1806090, 2014485, 2046902, 2075530, 2114970, 2283083, 2361810, 2380755, 2698189, 2791230, 3070353, 3113295, 3491774, 4028970, 4566166, 4761510, 5117255, 5237661, 5396378, 6140706, 6226590, 6849249, 8094567, 8729435, 10234510, 10475322, 11415415, 13490945, 13698498, 15351765, 16189134, 17458870, 22830830, 26188305, 26981890, 29680079, 30703530, 34246245, 40472835, 52376610, 59360158, 68492490, 80945670, 89040237, 148400395, 178080474, 296800790, 445201185, 890402370]

約数ペア:

[(1, 890402370), (2, 445201185), (3, 296800790), (5, 178080474), (6, 148400395), (10, 89040237), (11, 80945670), (13, 68492490), (15, 59360158), (17, 52376610), (22, 40472835), (26, 34246245), (29, 30703530), (30, 29680079), (33, 26981890), (34, 26188305), (39, 22830830), (51, 17458870), (55, 16189134), (58, 15351765), (65, 13698498), (66, 13490945), (78, 11415415), (85, 10475322), (87, 10234510), (102, 8729435), (110, 8094567), (130, 6849249), (143, 6226590), (145, 6140706), (165, 5396378), (170, 5237661), (174, 5117255), (187, 4761510), (195, 4566166), (221, 4028970), (255, 3491774), (286, 3113295), (290, 3070353), (319, 2791230), (330, 2698189), (374, 2380755), (377, 2361810), (390, 2283083), (421, 2114970), (429, 2075530), (435, 2046902), (442, 2014485), (493, 1806090), (510, 1745887), (561, 1587170), (638, 1395615), (663, 1342990), (715, 1245318), (754, 1180905), (842, 1057485), (858, 1037765), (870, 1023451), (935, 952302), (957, 930410), (986, 903045), (1105, 805794), (1122, 793585), (1131, 787270), (1263, 704990), (1326, 671495), (1430, 622659), (1479, 602030), (1595, 558246), (1870, 476151), (1885, 472362), (1914, 465205), (2105, 422994), (2145, 415106), (2210, 402897), (2262, 393635), (2431, 366270), (2465, 361218), (2526, 352495), (2805, 317434), (2958, 301015), (3190, 279123), (3315, 268598), (3770, 236181), (4147, 214710), (4210, 211497), (4290, 207553), (4631, 192270), (4785, 186082), (4862, 183135), (4930, 180609), (5423, 164190), (5473, 162690), (5610, 158717), (5655, 157454), (6315, 140998), (6409, 138930), (6630, 134299), (7157, 124410), (7293, 122090), (7395, 120406), (8294, 107355), (9262, 96135), (9570, 93041), (10846, 82095), (10946, 81345), (11310, 78727), (12155, 73254), (12209, 72930), (12441, 71570), (12630, 70499), (12818, 69465), (13893, 64090), (14314, 62205), (14586, 61045), (14790, 60203), (16269, 54730), (16419, 54230), (19227, 46310), (20735, 42942), (21471, 41470), (23155, 38454), (24310, 36627), (24418, 36465), (24882, 35785), (27115, 32838), (27365, 32538), (27786, 32045)]