18195100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 52496640

約数和(自身を除く): 34301540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 25, 28, 34, 35, 44, 50, 55, 68, 70, 77, 85, 100, 110, 119, 139, 140, 154, 170, 175, 187, 220, 238, 275, 278, 308, 340, 350, 374, 385, 425, 476, 550, 556, 595, 695, 700, 748, 770, 850, 935, 973, 1100, 1190, 1309, 1390, 1529, 1540, 1700, 1870, 1925, 1946, 2363, 2380, 2618, 2780, 2975, 3058, 3475, 3740, 3850, 3892, 4675, 4726, 4865, 5236, 5950, 6116, 6545, 6950, 7645, 7700, 9350, 9452, 9730, 10703, 11815, 11900, 13090, 13900, 15290, 16541, 18700, 19460, 21406, 23630, 24325, 25993, 26180, 30580, 32725, 33082, 38225, 42812, 47260, 48650, 51986, 53515, 59075, 65450, 66164, 76450, 82705, 97300, 103972, 107030, 118150, 129965, 130900, 152900, 165410, 181951, 214060, 236300, 259930, 267575, 330820, 363902, 413525, 519860, 535150, 649825, 727804, 827050, 909755, 1070300, 1299650, 1654100, 1819510, 2599300, 3639020, 4548775, 9097550, 18195100]

約数ペア:

[(1, 18195100), (2, 9097550), (4, 4548775), (5, 3639020), (7, 2599300), (10, 1819510), (11, 1654100), (14, 1299650), (17, 1070300), (20, 909755), (22, 827050), (25, 727804), (28, 649825), (34, 535150), (35, 519860), (44, 413525), (50, 363902), (55, 330820), (68, 267575), (70, 259930), (77, 236300), (85, 214060), (100, 181951), (110, 165410), (119, 152900), (139, 130900), (140, 129965), (154, 118150), (170, 107030), (175, 103972), (187, 97300), (220, 82705), (238, 76450), (275, 66164), (278, 65450), (308, 59075), (340, 53515), (350, 51986), (374, 48650), (385, 47260), (425, 42812), (476, 38225), (550, 33082), (556, 32725), (595, 30580), (695, 26180), (700, 25993), (748, 24325), (770, 23630), (850, 21406), (935, 19460), (973, 18700), (1100, 16541), (1190, 15290), (1309, 13900), (1390, 13090), (1529, 11900), (1540, 11815), (1700, 10703), (1870, 9730), (1925, 9452), (1946, 9350), (2363, 7700), (2380, 7645), (2618, 6950), (2780, 6545), (2975, 6116), (3058, 5950), (3475, 5236), (3740, 4865), (3850, 4726), (3892, 4675)]