693665680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10613}}^1$

素因数の和:10688

約数の個数: 80

約数和(自身を含む): 1737299520

約数和(自身を除く): 1043633840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 10613, 13072, 16340, 21226, 32680, 42452, 53065, 65360, 84904, 106130, 169808, 201647, 212260, 403294, 424520, 456359, 806588, 849040, 912718, 1008235, 1613176, 1825436, 2016470, 2281795, 3226352, 3650872, 4032940, 4563590, 7301744, 8065880, 8670821, 9127180, 16131760, 17341642, 18254360, 34683284, 36508720, 43354105, 69366568, 86708210, 138733136, 173416420, 346832840, 693665680]

約数ペア:

[(1, 693665680), (2, 346832840), (4, 173416420), (5, 138733136), (8, 86708210), (10, 69366568), (16, 43354105), (19, 36508720), (20, 34683284), (38, 18254360), (40, 17341642), (43, 16131760), (76, 9127180), (80, 8670821), (86, 8065880), (95, 7301744), (152, 4563590), (172, 4032940), (190, 3650872), (215, 3226352), (304, 2281795), (344, 2016470), (380, 1825436), (430, 1613176), (688, 1008235), (760, 912718), (817, 849040), (860, 806588), (1520, 456359), (1634, 424520), (1720, 403294), (3268, 212260), (3440, 201647), (4085, 169808), (6536, 106130), (8170, 84904), (10613, 65360), (13072, 53065), (16340, 42452), (21226, 32680)]