961457560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:737

約数の個数: 128

約数和(自身を含む): 2567946240

約数和(自身を除く): 1606488680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 257, 280, 310, 431, 434, 514, 620, 862, 868, 1028, 1085, 1240, 1285, 1724, 1736, 1799, 2056, 2155, 2170, 2570, 3017, 3448, 3598, 4310, 4340, 5140, 6034, 7196, 7967, 8620, 8680, 8995, 10280, 12068, 13361, 14392, 15085, 15934, 17240, 17990, 24136, 26722, 30170, 31868, 35980, 39835, 53444, 55769, 60340, 63736, 66805, 71960, 79670, 93527, 106888, 110767, 111538, 120680, 133610, 159340, 187054, 221534, 223076, 267220, 278845, 318680, 374108, 443068, 446152, 467635, 534440, 553835, 557690, 748216, 775369, 886136, 935270, 1107670, 1115380, 1550738, 1870540, 2215340, 2230760, 3101476, 3433777, 3741080, 3876845, 4430680, 6202952, 6867554, 7753690, 13735108, 15507380, 17168885, 24036439, 27470216, 31014760, 34337770, 48072878, 68675540, 96145756, 120182195, 137351080, 192291512, 240364390, 480728780, 961457560]

約数ペア:

[(1, 961457560), (2, 480728780), (4, 240364390), (5, 192291512), (7, 137351080), (8, 120182195), (10, 96145756), (14, 68675540), (20, 48072878), (28, 34337770), (31, 31014760), (35, 27470216), (40, 24036439), (56, 17168885), (62, 15507380), (70, 13735108), (124, 7753690), (140, 6867554), (155, 6202952), (217, 4430680), (248, 3876845), (257, 3741080), (280, 3433777), (310, 3101476), (431, 2230760), (434, 2215340), (514, 1870540), (620, 1550738), (862, 1115380), (868, 1107670), (1028, 935270), (1085, 886136), (1240, 775369), (1285, 748216), (1724, 557690), (1736, 553835), (1799, 534440), (2056, 467635), (2155, 446152), (2170, 443068), (2570, 374108), (3017, 318680), (3448, 278845), (3598, 267220), (4310, 223076), (4340, 221534), (5140, 187054), (6034, 159340), (7196, 133610), (7967, 120680), (8620, 111538), (8680, 110767), (8995, 106888), (10280, 93527), (12068, 79670), (13361, 71960), (14392, 66805), (15085, 63736), (15934, 60340), (17240, 55769), (17990, 53444), (24136, 39835), (26722, 35980), (30170, 31868)]