85132980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 273611520

約数和(自身を除く): 188478540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 174, 180, 188, 235, 261, 282, 290, 347, 348, 423, 435, 470, 522, 564, 580, 694, 705, 846, 870, 940, 1041, 1044, 1305, 1363, 1388, 1410, 1692, 1735, 1740, 2082, 2115, 2610, 2726, 2820, 3123, 3470, 4089, 4164, 4230, 5205, 5220, 5452, 6246, 6815, 6940, 8178, 8460, 10063, 10410, 12267, 12492, 13630, 15615, 16309, 16356, 20126, 20445, 20820, 24534, 27260, 30189, 31230, 32618, 40252, 40890, 48927, 49068, 50315, 60378, 61335, 62460, 65236, 81545, 81780, 90567, 97854, 100630, 120756, 122670, 146781, 150945, 163090, 181134, 195708, 201260, 244635, 245340, 293562, 301890, 326180, 362268, 452835, 472961, 489270, 587124, 603780, 733905, 905670, 945922, 978540, 1418883, 1467810, 1811340, 1891844, 2364805, 2837766, 2935620, 4256649, 4729610, 5675532, 7094415, 8513298, 9459220, 14188830, 17026596, 21283245, 28377660, 42566490, 85132980]

約数ペア:

[(1, 85132980), (2, 42566490), (3, 28377660), (4, 21283245), (5, 17026596), (6, 14188830), (9, 9459220), (10, 8513298), (12, 7094415), (15, 5675532), (18, 4729610), (20, 4256649), (29, 2935620), (30, 2837766), (36, 2364805), (45, 1891844), (47, 1811340), (58, 1467810), (60, 1418883), (87, 978540), (90, 945922), (94, 905670), (116, 733905), (141, 603780), (145, 587124), (174, 489270), (180, 472961), (188, 452835), (235, 362268), (261, 326180), (282, 301890), (290, 293562), (347, 245340), (348, 244635), (423, 201260), (435, 195708), (470, 181134), (522, 163090), (564, 150945), (580, 146781), (694, 122670), (705, 120756), (846, 100630), (870, 97854), (940, 90567), (1041, 81780), (1044, 81545), (1305, 65236), (1363, 62460), (1388, 61335), (1410, 60378), (1692, 50315), (1735, 49068), (1740, 48927), (2082, 40890), (2115, 40252), (2610, 32618), (2726, 31230), (2820, 30189), (3123, 27260), (3470, 24534), (4089, 20820), (4164, 20445), (4230, 20126), (5205, 16356), (5220, 16309), (5452, 15615), (6246, 13630), (6815, 12492), (6940, 12267), (8178, 10410), (8460, 10063)]