80217540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:340

約数の個数: 180

約数和(自身を含む): 273421764

約数和(自身を除く): 193204224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 293, 324, 338, 351, 390, 405, 468, 507, 540, 585, 586, 676, 702, 780, 810, 845, 879, 1014, 1053, 1170, 1172, 1404, 1465, 1521, 1620, 1690, 1755, 1758, 2028, 2106, 2340, 2535, 2637, 2930, 3042, 3380, 3510, 3516, 3809, 4212, 4395, 4563, 5070, 5265, 5274, 5860, 6084, 7020, 7605, 7618, 7911, 8790, 9126, 10140, 10530, 10548, 11427, 13185, 13689, 15210, 15236, 15822, 17580, 18252, 19045, 21060, 22815, 22854, 23733, 26370, 27378, 30420, 31644, 34281, 38090, 39555, 45630, 45708, 47466, 49517, 52740, 54756, 57135, 68445, 68562, 76180, 79110, 91260, 94932, 99034, 102843, 114270, 118665, 136890, 137124, 148551, 158220, 171405, 198068, 205686, 228540, 237330, 247585, 273780, 297102, 308529, 342810, 411372, 445653, 474660, 495170, 514215, 594204, 617058, 685620, 742755, 891306, 990340, 1028430, 1234116, 1336959, 1485510, 1542645, 1782612, 2056860, 2228265, 2673918, 2971020, 3085290, 4010877, 4456530, 5347836, 6170580, 6684795, 8021754, 8913060, 13369590, 16043508, 20054385, 26739180, 40108770, 80217540]

約数ペア:

[(1, 80217540), (2, 40108770), (3, 26739180), (4, 20054385), (5, 16043508), (6, 13369590), (9, 8913060), (10, 8021754), (12, 6684795), (13, 6170580), (15, 5347836), (18, 4456530), (20, 4010877), (26, 3085290), (27, 2971020), (30, 2673918), (36, 2228265), (39, 2056860), (45, 1782612), (52, 1542645), (54, 1485510), (60, 1336959), (65, 1234116), (78, 1028430), (81, 990340), (90, 891306), (108, 742755), (117, 685620), (130, 617058), (135, 594204), (156, 514215), (162, 495170), (169, 474660), (180, 445653), (195, 411372), (234, 342810), (260, 308529), (270, 297102), (293, 273780), (324, 247585), (338, 237330), (351, 228540), (390, 205686), (405, 198068), (468, 171405), (507, 158220), (540, 148551), (585, 137124), (586, 136890), (676, 118665), (702, 114270), (780, 102843), (810, 99034), (845, 94932), (879, 91260), (1014, 79110), (1053, 76180), (1170, 68562), (1172, 68445), (1404, 57135), (1465, 54756), (1521, 52740), (1620, 49517), (1690, 47466), (1755, 45708), (1758, 45630), (2028, 39555), (2106, 38090), (2340, 34281), (2535, 31644), (2637, 30420), (2930, 27378), (3042, 26370), (3380, 23733), (3510, 22854), (3516, 22815), (3809, 21060), (4212, 19045), (4395, 18252), (4563, 17580), (5070, 15822), (5265, 15236), (5274, 15210), (5860, 13689), (6084, 13185), (7020, 11427), (7605, 10548), (7618, 10530), (7911, 10140), (8790, 9126)]