71178660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3323}}^1$

素因数の和:3362

約数の個数: 144

約数和(自身を含む): 261346176

約数和(自身を除く): 190167516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3323, 3570, 4284, 5355, 6646, 7140, 9969, 10710, 13292, 16615, 19938, 21420, 23261, 29907, 33230, 39876, 46522, 49845, 56491, 59814, 66460, 69783, 93044, 99690, 112982, 116305, 119628, 139566, 149535, 169473, 199380, 209349, 225964, 232610, 279132, 282455, 299070, 338946, 348915, 395437, 418698, 465220, 508419, 564910, 598140, 677892, 697830, 790874, 837396, 847365, 1016838, 1046745, 1129820, 1186311, 1395660, 1581748, 1694730, 1977185, 2033676, 2093490, 2372622, 2542095, 3389460, 3558933, 3954370, 4186980, 4745244, 5084190, 5931555, 7117866, 7908740, 10168380, 11863110, 14235732, 17794665, 23726220, 35589330, 71178660]

約数ペア:

[(1, 71178660), (2, 35589330), (3, 23726220), (4, 17794665), (5, 14235732), (6, 11863110), (7, 10168380), (9, 7908740), (10, 7117866), (12, 5931555), (14, 5084190), (15, 4745244), (17, 4186980), (18, 3954370), (20, 3558933), (21, 3389460), (28, 2542095), (30, 2372622), (34, 2093490), (35, 2033676), (36, 1977185), (42, 1694730), (45, 1581748), (51, 1395660), (60, 1186311), (63, 1129820), (68, 1046745), (70, 1016838), (84, 847365), (85, 837396), (90, 790874), (102, 697830), (105, 677892), (119, 598140), (126, 564910), (140, 508419), (153, 465220), (170, 418698), (180, 395437), (204, 348915), (210, 338946), (238, 299070), (252, 282455), (255, 279132), (306, 232610), (315, 225964), (340, 209349), (357, 199380), (420, 169473), (476, 149535), (510, 139566), (595, 119628), (612, 116305), (630, 112982), (714, 99690), (765, 93044), (1020, 69783), (1071, 66460), (1190, 59814), (1260, 56491), (1428, 49845), (1530, 46522), (1785, 39876), (2142, 33230), (2380, 29907), (3060, 23261), (3323, 21420), (3570, 19938), (4284, 16615), (5355, 13292), (6646, 10710), (7140, 9969)]