2016869960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1667}}^1$

素因数の和:1863

約数の個数: 128

約数和(自身を含む): 5404320000

約数和(自身を除く): 3387450040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 149, 203, 232, 280, 290, 298, 406, 580, 596, 745, 812, 1015, 1043, 1160, 1192, 1490, 1624, 1667, 2030, 2086, 2980, 3334, 4060, 4172, 4321, 5215, 5960, 6668, 8120, 8335, 8344, 8642, 10430, 11669, 13336, 16670, 17284, 20860, 21605, 23338, 30247, 33340, 34568, 41720, 43210, 46676, 48343, 58345, 60494, 66680, 86420, 93352, 96686, 116690, 120988, 151235, 172840, 193372, 233380, 241715, 241976, 248383, 302470, 338401, 386744, 466760, 483430, 496766, 604940, 676802, 966860, 993532, 1209880, 1241915, 1353604, 1692005, 1738681, 1933720, 1987064, 2483830, 2707208, 3384010, 3477362, 4967660, 6768020, 6954724, 7203107, 8693405, 9935320, 13536040, 13909448, 14406214, 17386810, 28812428, 34773620, 36015535, 50421749, 57624856, 69547240, 72031070, 100843498, 144062140, 201686996, 252108745, 288124280, 403373992, 504217490, 1008434980, 2016869960]

約数ペア:

[(1, 2016869960), (2, 1008434980), (4, 504217490), (5, 403373992), (7, 288124280), (8, 252108745), (10, 201686996), (14, 144062140), (20, 100843498), (28, 72031070), (29, 69547240), (35, 57624856), (40, 50421749), (56, 36015535), (58, 34773620), (70, 28812428), (116, 17386810), (140, 14406214), (145, 13909448), (149, 13536040), (203, 9935320), (232, 8693405), (280, 7203107), (290, 6954724), (298, 6768020), (406, 4967660), (580, 3477362), (596, 3384010), (745, 2707208), (812, 2483830), (1015, 1987064), (1043, 1933720), (1160, 1738681), (1192, 1692005), (1490, 1353604), (1624, 1241915), (1667, 1209880), (2030, 993532), (2086, 966860), (2980, 676802), (3334, 604940), (4060, 496766), (4172, 483430), (4321, 466760), (5215, 386744), (5960, 338401), (6668, 302470), (8120, 248383), (8335, 241976), (8344, 241715), (8642, 233380), (10430, 193372), (11669, 172840), (13336, 151235), (16670, 120988), (17284, 116690), (20860, 96686), (21605, 93352), (23338, 86420), (30247, 66680), (33340, 60494), (34568, 58345), (41720, 48343), (43210, 46676)]