90872460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{10303}}^1$

素因数の和:10332

約数の個数: 108

約数和(自身を含む): 320681088

約数和(自身を除く): 229808628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 10303, 20606, 30909, 41212, 51515, 61818, 72121, 92727, 103030, 123636, 144242, 154545, 185454, 206060, 216363, 288484, 309090, 360605, 370908, 432726, 463635, 504847, 618180, 649089, 721210, 865452, 927270, 1009694, 1081815, 1298178, 1442420, 1514541, 1854540, 2019388, 2163630, 2524235, 2596356, 3029082, 3245445, 4327260, 4543623, 5048470, 6058164, 6490890, 7572705, 9087246, 10096940, 12981780, 15145410, 18174492, 22718115, 30290820, 45436230, 90872460]

約数ペア:

[(1, 90872460), (2, 45436230), (3, 30290820), (4, 22718115), (5, 18174492), (6, 15145410), (7, 12981780), (9, 10096940), (10, 9087246), (12, 7572705), (14, 6490890), (15, 6058164), (18, 5048470), (20, 4543623), (21, 4327260), (28, 3245445), (30, 3029082), (35, 2596356), (36, 2524235), (42, 2163630), (45, 2019388), (49, 1854540), (60, 1514541), (63, 1442420), (70, 1298178), (84, 1081815), (90, 1009694), (98, 927270), (105, 865452), (126, 721210), (140, 649089), (147, 618180), (180, 504847), (196, 463635), (210, 432726), (245, 370908), (252, 360605), (294, 309090), (315, 288484), (420, 216363), (441, 206060), (490, 185454), (588, 154545), (630, 144242), (735, 123636), (882, 103030), (980, 92727), (1260, 72121), (1470, 61818), (1764, 51515), (2205, 41212), (2940, 30909), (4410, 20606), (8820, 10303)]