142912980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1123}}^1$

素因数の和:1246

約数の個数: 144

約数和(自身を含む): 500782464

約数和(自身を除く): 357869484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1123, 1212, 1260, 1414, 1515, 1818, 2020, 2121, 2246, 2828, 3030, 3369, 3535, 3636, 4242, 4492, 4545, 5615, 6060, 6363, 6738, 7070, 7861, 8484, 9090, 10107, 10605, 11230, 12726, 13476, 14140, 15722, 16845, 18180, 20214, 21210, 22460, 23583, 25452, 31444, 31815, 33690, 39305, 40428, 42420, 47166, 50535, 63630, 67380, 70749, 78610, 94332, 101070, 113423, 117915, 127260, 141498, 157220, 202140, 226846, 235830, 282996, 340269, 353745, 453692, 471660, 567115, 680538, 707490, 793961, 1020807, 1134230, 1361076, 1414980, 1587922, 1701345, 2041614, 2268460, 2381883, 3175844, 3402690, 3969805, 4083228, 4763766, 5104035, 6805380, 7145649, 7939610, 9527532, 10208070, 11909415, 14291298, 15879220, 20416140, 23818830, 28582596, 35728245, 47637660, 71456490, 142912980]

約数ペア:

[(1, 142912980), (2, 71456490), (3, 47637660), (4, 35728245), (5, 28582596), (6, 23818830), (7, 20416140), (9, 15879220), (10, 14291298), (12, 11909415), (14, 10208070), (15, 9527532), (18, 7939610), (20, 7145649), (21, 6805380), (28, 5104035), (30, 4763766), (35, 4083228), (36, 3969805), (42, 3402690), (45, 3175844), (60, 2381883), (63, 2268460), (70, 2041614), (84, 1701345), (90, 1587922), (101, 1414980), (105, 1361076), (126, 1134230), (140, 1020807), (180, 793961), (202, 707490), (210, 680538), (252, 567115), (303, 471660), (315, 453692), (404, 353745), (420, 340269), (505, 282996), (606, 235830), (630, 226846), (707, 202140), (909, 157220), (1010, 141498), (1123, 127260), (1212, 117915), (1260, 113423), (1414, 101070), (1515, 94332), (1818, 78610), (2020, 70749), (2121, 67380), (2246, 63630), (2828, 50535), (3030, 47166), (3369, 42420), (3535, 40428), (3636, 39305), (4242, 33690), (4492, 31815), (4545, 31444), (5615, 25452), (6060, 23583), (6363, 22460), (6738, 21210), (7070, 20214), (7861, 18180), (8484, 16845), (9090, 15722), (10107, 14140), (10605, 13476), (11230, 12726)]