12916890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 40814280

約数和(自身を除く): 27897390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 49, 58, 63, 70, 87, 90, 98, 101, 105, 126, 145, 147, 174, 202, 203, 210, 245, 261, 290, 294, 303, 315, 406, 435, 441, 490, 505, 522, 606, 609, 630, 707, 735, 870, 882, 909, 1010, 1015, 1218, 1305, 1414, 1421, 1470, 1515, 1818, 1827, 2030, 2121, 2205, 2610, 2842, 2929, 3030, 3045, 3535, 3654, 4242, 4263, 4410, 4545, 4949, 5858, 6090, 6363, 7070, 7105, 8526, 8787, 9090, 9135, 9898, 10605, 12726, 12789, 14210, 14645, 14847, 17574, 18270, 20503, 21210, 21315, 24745, 25578, 26361, 29290, 29694, 31815, 41006, 42630, 43935, 44541, 49490, 52722, 61509, 63630, 63945, 74235, 87870, 89082, 102515, 123018, 127890, 131805, 143521, 148470, 184527, 205030, 222705, 263610, 287042, 307545, 369054, 430563, 445410, 615090, 717605, 861126, 922635, 1291689, 1435210, 1845270, 2152815, 2583378, 4305630, 6458445, 12916890]

約数ペア:

[(1, 12916890), (2, 6458445), (3, 4305630), (5, 2583378), (6, 2152815), (7, 1845270), (9, 1435210), (10, 1291689), (14, 922635), (15, 861126), (18, 717605), (21, 615090), (29, 445410), (30, 430563), (35, 369054), (42, 307545), (45, 287042), (49, 263610), (58, 222705), (63, 205030), (70, 184527), (87, 148470), (90, 143521), (98, 131805), (101, 127890), (105, 123018), (126, 102515), (145, 89082), (147, 87870), (174, 74235), (202, 63945), (203, 63630), (210, 61509), (245, 52722), (261, 49490), (290, 44541), (294, 43935), (303, 42630), (315, 41006), (406, 31815), (435, 29694), (441, 29290), (490, 26361), (505, 25578), (522, 24745), (606, 21315), (609, 21210), (630, 20503), (707, 18270), (735, 17574), (870, 14847), (882, 14645), (909, 14210), (1010, 12789), (1015, 12726), (1218, 10605), (1305, 9898), (1414, 9135), (1421, 9090), (1470, 8787), (1515, 8526), (1818, 7105), (1827, 7070), (2030, 6363), (2121, 6090), (2205, 5858), (2610, 4949), (2842, 4545), (2929, 4410), (3030, 4263), (3045, 4242), (3535, 3654)]