31263540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 111863808

約数和(自身を除く): 80600268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 67, 70, 77, 84, 101, 105, 110, 132, 134, 140, 154, 165, 201, 202, 210, 220, 231, 268, 303, 308, 330, 335, 385, 402, 404, 420, 462, 469, 505, 606, 660, 670, 707, 737, 770, 804, 924, 938, 1005, 1010, 1111, 1155, 1212, 1340, 1407, 1414, 1474, 1515, 1540, 1876, 2010, 2020, 2121, 2211, 2222, 2310, 2345, 2814, 2828, 2948, 3030, 3333, 3535, 3685, 4020, 4242, 4422, 4444, 4620, 4690, 5159, 5555, 5628, 6060, 6666, 6767, 7035, 7070, 7370, 7777, 8484, 8844, 9380, 10318, 10605, 11055, 11110, 13332, 13534, 14070, 14140, 14740, 15477, 15554, 16665, 20301, 20636, 21210, 22110, 22220, 23331, 25795, 27068, 28140, 30954, 31108, 33330, 33835, 38885, 40602, 42420, 44220, 46662, 47369, 51590, 61908, 66660, 67670, 74437, 77385, 77770, 81204, 93324, 94738, 101505, 103180, 116655, 135340, 142107, 148874, 154770, 155540, 189476, 203010, 223311, 233310, 236845, 284214, 297748, 309540, 372185, 406020, 446622, 466620, 473690, 521059, 568428, 710535, 744370, 893244, 947380, 1042118, 1116555, 1421070, 1488740, 1563177, 2084236, 2233110, 2605295, 2842140, 3126354, 4466220, 5210590, 6252708, 7815885, 10421180, 15631770, 31263540]

約数ペア:

[(1, 31263540), (2, 15631770), (3, 10421180), (4, 7815885), (5, 6252708), (6, 5210590), (7, 4466220), (10, 3126354), (11, 2842140), (12, 2605295), (14, 2233110), (15, 2084236), (20, 1563177), (21, 1488740), (22, 1421070), (28, 1116555), (30, 1042118), (33, 947380), (35, 893244), (42, 744370), (44, 710535), (55, 568428), (60, 521059), (66, 473690), (67, 466620), (70, 446622), (77, 406020), (84, 372185), (101, 309540), (105, 297748), (110, 284214), (132, 236845), (134, 233310), (140, 223311), (154, 203010), (165, 189476), (201, 155540), (202, 154770), (210, 148874), (220, 142107), (231, 135340), (268, 116655), (303, 103180), (308, 101505), (330, 94738), (335, 93324), (385, 81204), (402, 77770), (404, 77385), (420, 74437), (462, 67670), (469, 66660), (505, 61908), (606, 51590), (660, 47369), (670, 46662), (707, 44220), (737, 42420), (770, 40602), (804, 38885), (924, 33835), (938, 33330), (1005, 31108), (1010, 30954), (1111, 28140), (1155, 27068), (1212, 25795), (1340, 23331), (1407, 22220), (1414, 22110), (1474, 21210), (1515, 20636), (1540, 20301), (1876, 16665), (2010, 15554), (2020, 15477), (2121, 14740), (2211, 14140), (2222, 14070), (2310, 13534), (2345, 13332), (2814, 11110), (2828, 11055), (2948, 10605), (3030, 10318), (3333, 9380), (3535, 8844), (3685, 8484), (4020, 7777), (4242, 7370), (4422, 7070), (4444, 7035), (4620, 6767), (4690, 6666), (5159, 6060), (5555, 5628)]