491867460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22963}}^1$

素因数の和:23002

約数の個数: 144

約数和(自身を含む): 1805521536

約数和(自身を除く): 1313654076

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, 3570, 4284, 5355, 7140, 10710, 21420, 22963, 45926, 68889, 91852, 114815, 137778, 160741, 206667, 229630, 275556, 321482, 344445, 390371, 413334, 459260, 482223, 642964, 688890, 780742, 803705, 826668, 964446, 1033335, 1171113, 1377780, 1446669, 1561484, 1607410, 1928892, 1951855, 2066670, 2342226, 2411115, 2732597, 2893338, 3214820, 3513339, 3903710, 4133340, 4684452, 4822230, 5465194, 5786676, 5855565, 7026678, 7233345, 7807420, 8197791, 9644460, 10930388, 11711130, 13662985, 14053356, 14466690, 16395582, 17566695, 23422260, 24593373, 27325970, 28933380, 32791164, 35133390, 40988955, 49186746, 54651940, 70266780, 81977910, 98373492, 122966865, 163955820, 245933730, 491867460]

約数ペア:

[(1, 491867460), (2, 245933730), (3, 163955820), (4, 122966865), (5, 98373492), (6, 81977910), (7, 70266780), (9, 54651940), (10, 49186746), (12, 40988955), (14, 35133390), (15, 32791164), (17, 28933380), (18, 27325970), (20, 24593373), (21, 23422260), (28, 17566695), (30, 16395582), (34, 14466690), (35, 14053356), (36, 13662985), (42, 11711130), (45, 10930388), (51, 9644460), (60, 8197791), (63, 7807420), (68, 7233345), (70, 7026678), (84, 5855565), (85, 5786676), (90, 5465194), (102, 4822230), (105, 4684452), (119, 4133340), (126, 3903710), (140, 3513339), (153, 3214820), (170, 2893338), (180, 2732597), (204, 2411115), (210, 2342226), (238, 2066670), (252, 1951855), (255, 1928892), (306, 1607410), (315, 1561484), (340, 1446669), (357, 1377780), (420, 1171113), (476, 1033335), (510, 964446), (595, 826668), (612, 803705), (630, 780742), (714, 688890), (765, 642964), (1020, 482223), (1071, 459260), (1190, 413334), (1260, 390371), (1428, 344445), (1530, 321482), (1785, 275556), (2142, 229630), (2380, 206667), (3060, 160741), (3570, 137778), (4284, 114815), (5355, 91852), (7140, 68889), (10710, 45926), (21420, 22963)]