90792180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 290594304

約数和(自身を除く): 199802124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 53, 60, 62, 90, 93, 106, 124, 155, 159, 180, 186, 212, 265, 279, 307, 310, 318, 372, 465, 477, 530, 558, 614, 620, 636, 795, 921, 930, 954, 1060, 1116, 1228, 1395, 1535, 1590, 1643, 1842, 1860, 1908, 2385, 2763, 2790, 3070, 3180, 3286, 3684, 4605, 4770, 4929, 5526, 5580, 6140, 6572, 8215, 9210, 9517, 9540, 9858, 11052, 13815, 14787, 16271, 16430, 18420, 19034, 19716, 24645, 27630, 28551, 29574, 32542, 32860, 38068, 47585, 48813, 49290, 55260, 57102, 59148, 65084, 73935, 81355, 85653, 95170, 97626, 98580, 114204, 142755, 146439, 147870, 162710, 171306, 190340, 195252, 244065, 285510, 292878, 295740, 325420, 342612, 428265, 488130, 504401, 571020, 585756, 732195, 856530, 976260, 1008802, 1464390, 1513203, 1713060, 2017604, 2522005, 2928780, 3026406, 4539609, 5044010, 6052812, 7566015, 9079218, 10088020, 15132030, 18158436, 22698045, 30264060, 45396090, 90792180]

約数ペア:

[(1, 90792180), (2, 45396090), (3, 30264060), (4, 22698045), (5, 18158436), (6, 15132030), (9, 10088020), (10, 9079218), (12, 7566015), (15, 6052812), (18, 5044010), (20, 4539609), (30, 3026406), (31, 2928780), (36, 2522005), (45, 2017604), (53, 1713060), (60, 1513203), (62, 1464390), (90, 1008802), (93, 976260), (106, 856530), (124, 732195), (155, 585756), (159, 571020), (180, 504401), (186, 488130), (212, 428265), (265, 342612), (279, 325420), (307, 295740), (310, 292878), (318, 285510), (372, 244065), (465, 195252), (477, 190340), (530, 171306), (558, 162710), (614, 147870), (620, 146439), (636, 142755), (795, 114204), (921, 98580), (930, 97626), (954, 95170), (1060, 85653), (1116, 81355), (1228, 73935), (1395, 65084), (1535, 59148), (1590, 57102), (1643, 55260), (1842, 49290), (1860, 48813), (1908, 47585), (2385, 38068), (2763, 32860), (2790, 32542), (3070, 29574), (3180, 28551), (3286, 27630), (3684, 24645), (4605, 19716), (4770, 19034), (4929, 18420), (5526, 16430), (5580, 16271), (6140, 14787), (6572, 13815), (8215, 11052), (9210, 9858), (9517, 9540)]