64471320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 222393600

約数和(自身を除く): 157922280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 53, 60, 62, 72, 90, 93, 106, 109, 120, 124, 155, 159, 180, 186, 212, 218, 248, 265, 279, 310, 318, 327, 360, 372, 424, 436, 465, 477, 530, 545, 558, 620, 636, 654, 744, 795, 872, 930, 954, 981, 1060, 1090, 1116, 1240, 1272, 1308, 1395, 1590, 1635, 1643, 1860, 1908, 1962, 2120, 2180, 2232, 2385, 2616, 2790, 3180, 3270, 3286, 3379, 3720, 3816, 3924, 4360, 4770, 4905, 4929, 5580, 5777, 6360, 6540, 6572, 6758, 7848, 8215, 9540, 9810, 9858, 10137, 11160, 11554, 13080, 13144, 13516, 14787, 16430, 16895, 17331, 19080, 19620, 19716, 20274, 23108, 24645, 27032, 28885, 29574, 30411, 32860, 33790, 34662, 39240, 39432, 40548, 46216, 49290, 50685, 51993, 57770, 59148, 60822, 65720, 67580, 69324, 73935, 81096, 86655, 98580, 101370, 103986, 115540, 118296, 121644, 135160, 138648, 147870, 152055, 173310, 179087, 197160, 202740, 207972, 231080, 243288, 259965, 295740, 304110, 346620, 358174, 405480, 415944, 519930, 537261, 591480, 608220, 693240, 716348, 895435, 1039860, 1074522, 1216440, 1432696, 1611783, 1790870, 2079720, 2149044, 2686305, 3223566, 3581740, 4298088, 5372610, 6447132, 7163480, 8058915, 10745220, 12894264, 16117830, 21490440, 32235660, 64471320]

約数ペア:

[(1, 64471320), (2, 32235660), (3, 21490440), (4, 16117830), (5, 12894264), (6, 10745220), (8, 8058915), (9, 7163480), (10, 6447132), (12, 5372610), (15, 4298088), (18, 3581740), (20, 3223566), (24, 2686305), (30, 2149044), (31, 2079720), (36, 1790870), (40, 1611783), (45, 1432696), (53, 1216440), (60, 1074522), (62, 1039860), (72, 895435), (90, 716348), (93, 693240), (106, 608220), (109, 591480), (120, 537261), (124, 519930), (155, 415944), (159, 405480), (180, 358174), (186, 346620), (212, 304110), (218, 295740), (248, 259965), (265, 243288), (279, 231080), (310, 207972), (318, 202740), (327, 197160), (360, 179087), (372, 173310), (424, 152055), (436, 147870), (465, 138648), (477, 135160), (530, 121644), (545, 118296), (558, 115540), (620, 103986), (636, 101370), (654, 98580), (744, 86655), (795, 81096), (872, 73935), (930, 69324), (954, 67580), (981, 65720), (1060, 60822), (1090, 59148), (1116, 57770), (1240, 51993), (1272, 50685), (1308, 49290), (1395, 46216), (1590, 40548), (1635, 39432), (1643, 39240), (1860, 34662), (1908, 33790), (1962, 32860), (2120, 30411), (2180, 29574), (2232, 28885), (2385, 27032), (2616, 24645), (2790, 23108), (3180, 20274), (3270, 19716), (3286, 19620), (3379, 19080), (3720, 17331), (3816, 16895), (3924, 16430), (4360, 14787), (4770, 13516), (4905, 13144), (4929, 13080), (5580, 11554), (5777, 11160), (6360, 10137), (6540, 9858), (6572, 9810), (6758, 9540), (7848, 8215)]