90828990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{144173}}^1$

素因数の和:144193

約数の個数: 48

約数和(自身を含む): 269893728

約数和(自身を除く): 179064738

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 144173, 288346, 432519, 720865, 865038, 1009211, 1297557, 1441730, 2018422, 2162595, 2595114, 3027633, 4325190, 5046055, 6055266, 6487785, 9082899, 10092110, 12975570, 15138165, 18165798, 30276330, 45414495, 90828990]

約数ペア:

[(1, 90828990), (2, 45414495), (3, 30276330), (5, 18165798), (6, 15138165), (7, 12975570), (9, 10092110), (10, 9082899), (14, 6487785), (15, 6055266), (18, 5046055), (21, 4325190), (30, 3027633), (35, 2595114), (42, 2162595), (45, 2018422), (63, 1441730), (70, 1297557), (90, 1009211), (105, 865038), (126, 720865), (210, 432519), (315, 288346), (630, 144173)]