1809307560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{11311}}^1$

素因数の和:11399

約数の個数: 128

約数和(自身を含む): 5733826560

約数和(自身を除く): 3924519000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1290, 1333, 1720, 1860, 2580, 2666, 3720, 3999, 5160, 5332, 6665, 7998, 10664, 11311, 13330, 15996, 19995, 22622, 26660, 31992, 33933, 39990, 45244, 53320, 56555, 67866, 79980, 90488, 113110, 135732, 159960, 169665, 226220, 271464, 339330, 350641, 452440, 486373, 678660, 701282, 972746, 1051923, 1357320, 1402564, 1459119, 1753205, 1945492, 2103846, 2431865, 2805128, 2918238, 3506410, 3890984, 4207692, 4863730, 5259615, 5836476, 7012820, 7295595, 8415384, 9727460, 10519230, 11672952, 14025640, 14591190, 15077563, 19454920, 21038460, 29182380, 30155126, 42076920, 45232689, 58364760, 60310252, 75387815, 90465378, 120620504, 150775630, 180930756, 226163445, 301551260, 361861512, 452326890, 603102520, 904653780, 1809307560]

約数ペア:

[(1, 1809307560), (2, 904653780), (3, 603102520), (4, 452326890), (5, 361861512), (6, 301551260), (8, 226163445), (10, 180930756), (12, 150775630), (15, 120620504), (20, 90465378), (24, 75387815), (30, 60310252), (31, 58364760), (40, 45232689), (43, 42076920), (60, 30155126), (62, 29182380), (86, 21038460), (93, 19454920), (120, 15077563), (124, 14591190), (129, 14025640), (155, 11672952), (172, 10519230), (186, 9727460), (215, 8415384), (248, 7295595), (258, 7012820), (310, 5836476), (344, 5259615), (372, 4863730), (430, 4207692), (465, 3890984), (516, 3506410), (620, 2918238), (645, 2805128), (744, 2431865), (860, 2103846), (930, 1945492), (1032, 1753205), (1240, 1459119), (1290, 1402564), (1333, 1357320), (1720, 1051923), (1860, 972746), (2580, 701282), (2666, 678660), (3720, 486373), (3999, 452440), (5160, 350641), (5332, 339330), (6665, 271464), (7998, 226220), (10664, 169665), (11311, 159960), (13330, 135732), (15996, 113110), (19995, 90488), (22622, 79980), (26660, 67866), (31992, 56555), (33933, 53320), (39990, 45244)]