101971620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 320785920

約数和(自身を除く): 218814300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 79, 90, 101, 142, 158, 180, 202, 213, 237, 284, 303, 316, 355, 395, 404, 426, 474, 505, 606, 639, 710, 711, 790, 852, 909, 948, 1010, 1065, 1185, 1212, 1278, 1420, 1422, 1515, 1580, 1818, 2020, 2130, 2370, 2556, 2844, 3030, 3195, 3555, 3636, 4260, 4545, 4740, 5609, 6060, 6390, 7110, 7171, 7979, 9090, 11218, 12780, 14220, 14342, 15958, 16827, 18180, 21513, 22436, 23937, 28045, 28684, 31916, 33654, 35855, 39895, 43026, 47874, 50481, 56090, 64539, 67308, 71710, 71811, 79790, 84135, 86052, 95748, 100962, 107565, 112180, 119685, 129078, 143420, 143622, 159580, 168270, 201924, 215130, 239370, 252405, 258156, 287244, 322695, 336540, 359055, 430260, 478740, 504810, 566509, 645390, 718110, 1009620, 1133018, 1290780, 1436220, 1699527, 2266036, 2832545, 3399054, 5098581, 5665090, 6798108, 8497635, 10197162, 11330180, 16995270, 20394324, 25492905, 33990540, 50985810, 101971620]

約数ペア:

[(1, 101971620), (2, 50985810), (3, 33990540), (4, 25492905), (5, 20394324), (6, 16995270), (9, 11330180), (10, 10197162), (12, 8497635), (15, 6798108), (18, 5665090), (20, 5098581), (30, 3399054), (36, 2832545), (45, 2266036), (60, 1699527), (71, 1436220), (79, 1290780), (90, 1133018), (101, 1009620), (142, 718110), (158, 645390), (180, 566509), (202, 504810), (213, 478740), (237, 430260), (284, 359055), (303, 336540), (316, 322695), (355, 287244), (395, 258156), (404, 252405), (426, 239370), (474, 215130), (505, 201924), (606, 168270), (639, 159580), (710, 143622), (711, 143420), (790, 129078), (852, 119685), (909, 112180), (948, 107565), (1010, 100962), (1065, 95748), (1185, 86052), (1212, 84135), (1278, 79790), (1420, 71811), (1422, 71710), (1515, 67308), (1580, 64539), (1818, 56090), (2020, 50481), (2130, 47874), (2370, 43026), (2556, 39895), (2844, 35855), (3030, 33654), (3195, 31916), (3555, 28684), (3636, 28045), (4260, 23937), (4545, 22436), (4740, 21513), (5609, 18180), (6060, 16827), (6390, 15958), (7110, 14342), (7171, 14220), (7979, 12780), (9090, 11218)]