1299651780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71963}}^1$

素因数の和:72025

約数の個数: 96

約数和(自身を含む): 4255663104

約数和(自身を除く): 2956011324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 18060, 71963, 143926, 215889, 287852, 359815, 431778, 503741, 719630, 863556, 1007482, 1079445, 1439260, 1511223, 2014964, 2158890, 2518705, 3022446, 3094409, 4317780, 5037410, 6044892, 6188818, 7556115, 9283227, 10074820, 12377636, 15112230, 15472045, 18566454, 21660863, 30224460, 30944090, 37132908, 43321726, 46416135, 61888180, 64982589, 86643452, 92832270, 108304315, 129965178, 185664540, 216608630, 259930356, 324912945, 433217260, 649825890, 1299651780]

約数ペア:

[(1, 1299651780), (2, 649825890), (3, 433217260), (4, 324912945), (5, 259930356), (6, 216608630), (7, 185664540), (10, 129965178), (12, 108304315), (14, 92832270), (15, 86643452), (20, 64982589), (21, 61888180), (28, 46416135), (30, 43321726), (35, 37132908), (42, 30944090), (43, 30224460), (60, 21660863), (70, 18566454), (84, 15472045), (86, 15112230), (105, 12377636), (129, 10074820), (140, 9283227), (172, 7556115), (210, 6188818), (215, 6044892), (258, 5037410), (301, 4317780), (420, 3094409), (430, 3022446), (516, 2518705), (602, 2158890), (645, 2014964), (860, 1511223), (903, 1439260), (1204, 1079445), (1290, 1007482), (1505, 863556), (1806, 719630), (2580, 503741), (3010, 431778), (3612, 359815), (4515, 287852), (6020, 215889), (9030, 143926), (18060, 71963)]