1609905640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^3\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 128

約数和(自身を含む): 4299909120

約数和(自身を除く): 2690003480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 193, 217, 248, 280, 310, 386, 434, 620, 772, 868, 961, 965, 1085, 1240, 1351, 1544, 1736, 1922, 1930, 2170, 2702, 3844, 3860, 4340, 4805, 5404, 5983, 6727, 6755, 7688, 7720, 8680, 9610, 10808, 11966, 13454, 13510, 19220, 23932, 26908, 27020, 29791, 29915, 33635, 38440, 41881, 47864, 53816, 54040, 59582, 59830, 67270, 83762, 119164, 119660, 134540, 148955, 167524, 185473, 208537, 209405, 238328, 239320, 269080, 297910, 335048, 370946, 417074, 418810, 595820, 741892, 834148, 837620, 927365, 1042685, 1191640, 1298311, 1483784, 1668296, 1675240, 1854730, 2085370, 2596622, 3709460, 4170740, 5193244, 5749663, 6491555, 7418920, 8341480, 10386488, 11499326, 12983110, 22998652, 25966220, 28748315, 40247641, 45997304, 51932440, 57496630, 80495282, 114993260, 160990564, 201238205, 229986520, 321981128, 402476410, 804952820, 1609905640]

約数ペア:

[(1, 1609905640), (2, 804952820), (4, 402476410), (5, 321981128), (7, 229986520), (8, 201238205), (10, 160990564), (14, 114993260), (20, 80495282), (28, 57496630), (31, 51932440), (35, 45997304), (40, 40247641), (56, 28748315), (62, 25966220), (70, 22998652), (124, 12983110), (140, 11499326), (155, 10386488), (193, 8341480), (217, 7418920), (248, 6491555), (280, 5749663), (310, 5193244), (386, 4170740), (434, 3709460), (620, 2596622), (772, 2085370), (868, 1854730), (961, 1675240), (965, 1668296), (1085, 1483784), (1240, 1298311), (1351, 1191640), (1544, 1042685), (1736, 927365), (1922, 837620), (1930, 834148), (2170, 741892), (2702, 595820), (3844, 418810), (3860, 417074), (4340, 370946), (4805, 335048), (5404, 297910), (5983, 269080), (6727, 239320), (6755, 238328), (7688, 209405), (7720, 208537), (8680, 185473), (9610, 167524), (10808, 148955), (11966, 134540), (13454, 119660), (13510, 119164), (19220, 83762), (23932, 67270), (26908, 59830), (27020, 59582), (29791, 54040), (29915, 53816), (33635, 47864), (38440, 41881)]