9975369420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{1861}}^1$

素因数の和:2280

約数の個数: 144

約数和(自身を含む): 30686623968

約数和(自身を除く): 20711254548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 307, 388, 485, 582, 614, 873, 921, 970, 1164, 1228, 1455, 1535, 1746, 1842, 1861, 1940, 2763, 2910, 3070, 3492, 3684, 3722, 4365, 4605, 5526, 5583, 5820, 6140, 7444, 8730, 9210, 9305, 11052, 11166, 13815, 16749, 17460, 18420, 18610, 22332, 27630, 27915, 29779, 33498, 37220, 55260, 55830, 59558, 66996, 83745, 89337, 111660, 119116, 148895, 167490, 178674, 180517, 268011, 297790, 334980, 357348, 361034, 446685, 536022, 541551, 571327, 595580, 722068, 893370, 902585, 1072044, 1083102, 1142654, 1340055, 1624653, 1713981, 1786740, 1805170, 2166204, 2285308, 2680110, 2707755, 2856635, 3249306, 3427962, 3610340, 5141943, 5360220, 5415510, 5713270, 6498612, 6855924, 8123265, 8569905, 10283886, 10831020, 11426540, 16246530, 17139810, 20567772, 25709715, 32493060, 34279620, 51419430, 55418719, 102838860, 110837438, 166256157, 221674876, 277093595, 332512314, 498768471, 554187190, 665024628, 831280785, 997536942, 1108374380, 1662561570, 1995073884, 2493842355, 3325123140, 4987684710, 9975369420]

約数ペア:

[(1, 9975369420), (2, 4987684710), (3, 3325123140), (4, 2493842355), (5, 1995073884), (6, 1662561570), (9, 1108374380), (10, 997536942), (12, 831280785), (15, 665024628), (18, 554187190), (20, 498768471), (30, 332512314), (36, 277093595), (45, 221674876), (60, 166256157), (90, 110837438), (97, 102838860), (180, 55418719), (194, 51419430), (291, 34279620), (307, 32493060), (388, 25709715), (485, 20567772), (582, 17139810), (614, 16246530), (873, 11426540), (921, 10831020), (970, 10283886), (1164, 8569905), (1228, 8123265), (1455, 6855924), (1535, 6498612), (1746, 5713270), (1842, 5415510), (1861, 5360220), (1940, 5141943), (2763, 3610340), (2910, 3427962), (3070, 3249306), (3492, 2856635), (3684, 2707755), (3722, 2680110), (4365, 2285308), (4605, 2166204), (5526, 1805170), (5583, 1786740), (5820, 1713981), (6140, 1624653), (7444, 1340055), (8730, 1142654), (9210, 1083102), (9305, 1072044), (11052, 902585), (11166, 893370), (13815, 722068), (16749, 595580), (17460, 571327), (18420, 541551), (18610, 536022), (22332, 446685), (27630, 361034), (27915, 357348), (29779, 334980), (33498, 297790), (37220, 268011), (55260, 180517), (55830, 178674), (59558, 167490), (66996, 148895), (83745, 119116), (89337, 111660)]