180691420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1091}}^1$

素因数の和:1140

約数の個数: 108

約数和(自身を含む): 478407384

約数和(自身を除く): 297715964

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 364, 455, 490, 637, 676, 845, 910, 980, 1091, 1183, 1274, 1690, 1820, 2182, 2366, 2548, 3185, 3380, 4364, 4732, 5455, 5915, 6370, 7637, 8281, 10910, 11830, 12740, 14183, 15274, 16562, 21820, 23660, 28366, 30548, 33124, 38185, 41405, 53459, 56732, 70915, 76370, 82810, 99281, 106918, 141830, 152740, 165620, 184379, 198562, 213836, 267295, 283660, 368758, 397124, 496405, 534590, 694967, 737516, 921895, 992810, 1069180, 1290653, 1389934, 1843790, 1985620, 2581306, 2779868, 3474835, 3687580, 5162612, 6453265, 6949670, 9034571, 12906530, 13899340, 18069142, 25813060, 36138284, 45172855, 90345710, 180691420]

約数ペア:

[(1, 180691420), (2, 90345710), (4, 45172855), (5, 36138284), (7, 25813060), (10, 18069142), (13, 13899340), (14, 12906530), (20, 9034571), (26, 6949670), (28, 6453265), (35, 5162612), (49, 3687580), (52, 3474835), (65, 2779868), (70, 2581306), (91, 1985620), (98, 1843790), (130, 1389934), (140, 1290653), (169, 1069180), (182, 992810), (196, 921895), (245, 737516), (260, 694967), (338, 534590), (364, 496405), (455, 397124), (490, 368758), (637, 283660), (676, 267295), (845, 213836), (910, 198562), (980, 184379), (1091, 165620), (1183, 152740), (1274, 141830), (1690, 106918), (1820, 99281), (2182, 82810), (2366, 76370), (2548, 70915), (3185, 56732), (3380, 53459), (4364, 41405), (4732, 38185), (5455, 33124), (5915, 30548), (6370, 28366), (7637, 23660), (8281, 21820), (10910, 16562), (11830, 15274), (12740, 14183)]