16796220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 56881440

約数和(自身を除く): 40085220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 197, 203, 210, 245, 290, 294, 348, 394, 406, 420, 435, 490, 580, 588, 591, 609, 735, 788, 812, 870, 980, 985, 1015, 1182, 1218, 1379, 1421, 1470, 1740, 1970, 2030, 2364, 2436, 2758, 2842, 2940, 2955, 3045, 3940, 4060, 4137, 4263, 5516, 5684, 5713, 5910, 6090, 6895, 7105, 8274, 8526, 9653, 11426, 11820, 12180, 13790, 14210, 16548, 17052, 17139, 19306, 20685, 21315, 22852, 27580, 28420, 28565, 28959, 34278, 38612, 39991, 41370, 42630, 48265, 57130, 57918, 68556, 79982, 82740, 85260, 85695, 96530, 114260, 115836, 119973, 144795, 159964, 171390, 193060, 199955, 239946, 279937, 289590, 342780, 399910, 479892, 559874, 579180, 599865, 799820, 839811, 1119748, 1199730, 1399685, 1679622, 2399460, 2799370, 3359244, 4199055, 5598740, 8398110, 16796220]

約数ペア:

[(1, 16796220), (2, 8398110), (3, 5598740), (4, 4199055), (5, 3359244), (6, 2799370), (7, 2399460), (10, 1679622), (12, 1399685), (14, 1199730), (15, 1119748), (20, 839811), (21, 799820), (28, 599865), (29, 579180), (30, 559874), (35, 479892), (42, 399910), (49, 342780), (58, 289590), (60, 279937), (70, 239946), (84, 199955), (87, 193060), (98, 171390), (105, 159964), (116, 144795), (140, 119973), (145, 115836), (147, 114260), (174, 96530), (196, 85695), (197, 85260), (203, 82740), (210, 79982), (245, 68556), (290, 57918), (294, 57130), (348, 48265), (394, 42630), (406, 41370), (420, 39991), (435, 38612), (490, 34278), (580, 28959), (588, 28565), (591, 28420), (609, 27580), (735, 22852), (788, 21315), (812, 20685), (870, 19306), (980, 17139), (985, 17052), (1015, 16548), (1182, 14210), (1218, 13790), (1379, 12180), (1421, 11820), (1470, 11426), (1740, 9653), (1970, 8526), (2030, 8274), (2364, 7105), (2436, 6895), (2758, 6090), (2842, 5910), (2940, 5713), (2955, 5684), (3045, 5516), (3940, 4263), (4060, 4137)]