18220650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 54791136

約数和(自身を除く): 36570486

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 49, 50, 67, 70, 74, 75, 98, 105, 111, 134, 147, 150, 175, 185, 201, 210, 222, 245, 259, 294, 335, 350, 370, 402, 469, 490, 518, 525, 555, 670, 735, 777, 925, 938, 1005, 1050, 1110, 1225, 1295, 1407, 1470, 1554, 1675, 1813, 1850, 2010, 2345, 2450, 2479, 2590, 2775, 2814, 3283, 3350, 3626, 3675, 3885, 4690, 4958, 5025, 5439, 5550, 6475, 6566, 7035, 7350, 7437, 7770, 9065, 9849, 10050, 10878, 11725, 12395, 12950, 14070, 14874, 16415, 17353, 18130, 19425, 19698, 23450, 24790, 27195, 32830, 34706, 35175, 37185, 38850, 45325, 49245, 52059, 54390, 61975, 70350, 74370, 82075, 86765, 90650, 98490, 104118, 121471, 123950, 135975, 164150, 173530, 185925, 242942, 246225, 260295, 271950, 364413, 371850, 433825, 492450, 520590, 607355, 728826, 867650, 1214710, 1301475, 1822065, 2602950, 3036775, 3644130, 6073550, 9110325, 18220650]

約数ペア:

[(1, 18220650), (2, 9110325), (3, 6073550), (5, 3644130), (6, 3036775), (7, 2602950), (10, 1822065), (14, 1301475), (15, 1214710), (21, 867650), (25, 728826), (30, 607355), (35, 520590), (37, 492450), (42, 433825), (49, 371850), (50, 364413), (67, 271950), (70, 260295), (74, 246225), (75, 242942), (98, 185925), (105, 173530), (111, 164150), (134, 135975), (147, 123950), (150, 121471), (175, 104118), (185, 98490), (201, 90650), (210, 86765), (222, 82075), (245, 74370), (259, 70350), (294, 61975), (335, 54390), (350, 52059), (370, 49245), (402, 45325), (469, 38850), (490, 37185), (518, 35175), (525, 34706), (555, 32830), (670, 27195), (735, 24790), (777, 23450), (925, 19698), (938, 19425), (1005, 18130), (1050, 17353), (1110, 16415), (1225, 14874), (1295, 14070), (1407, 12950), (1470, 12395), (1554, 11725), (1675, 10878), (1813, 10050), (1850, 9849), (2010, 9065), (2345, 7770), (2450, 7437), (2479, 7350), (2590, 7035), (2775, 6566), (2814, 6475), (3283, 5550), (3350, 5439), (3626, 5025), (3675, 4958), (3885, 4690)]