131756520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1553}}^1$

素因数の和:1675

約数の個数: 128

約数和(自身を含む): 456503040

約数和(自身を除く): 324746520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 1553, 2020, 2121, 2424, 2828, 3030, 3106, 3535, 4040, 4242, 4659, 5656, 6060, 6212, 7070, 7765, 8484, 9318, 10605, 10871, 12120, 12424, 14140, 15530, 16968, 18636, 21210, 21742, 23295, 28280, 31060, 32613, 37272, 42420, 43484, 46590, 54355, 62120, 65226, 84840, 86968, 93180, 108710, 130452, 156853, 163065, 186360, 217420, 260904, 313706, 326130, 434840, 470559, 627412, 652260, 784265, 941118, 1097971, 1254824, 1304520, 1568530, 1882236, 2195942, 2352795, 3137060, 3293913, 3764472, 4391884, 4705590, 5489855, 6274120, 6587826, 8783768, 9411180, 10979710, 13175652, 16469565, 18822360, 21959420, 26351304, 32939130, 43918840, 65878260, 131756520]

約数ペア:

[(1, 131756520), (2, 65878260), (3, 43918840), (4, 32939130), (5, 26351304), (6, 21959420), (7, 18822360), (8, 16469565), (10, 13175652), (12, 10979710), (14, 9411180), (15, 8783768), (20, 6587826), (21, 6274120), (24, 5489855), (28, 4705590), (30, 4391884), (35, 3764472), (40, 3293913), (42, 3137060), (56, 2352795), (60, 2195942), (70, 1882236), (84, 1568530), (101, 1304520), (105, 1254824), (120, 1097971), (140, 941118), (168, 784265), (202, 652260), (210, 627412), (280, 470559), (303, 434840), (404, 326130), (420, 313706), (505, 260904), (606, 217420), (707, 186360), (808, 163065), (840, 156853), (1010, 130452), (1212, 108710), (1414, 93180), (1515, 86968), (1553, 84840), (2020, 65226), (2121, 62120), (2424, 54355), (2828, 46590), (3030, 43484), (3106, 42420), (3535, 37272), (4040, 32613), (4242, 31060), (4659, 28280), (5656, 23295), (6060, 21742), (6212, 21210), (7070, 18636), (7765, 16968), (8484, 15530), (9318, 14140), (10605, 12424), (10871, 12120)]