19667340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 288

約数和(自身を含む): 78650880

約数和(自身を除く): 58983540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 43, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 86, 90, 99, 105, 108, 110, 121, 126, 129, 132, 135, 140, 154, 165, 172, 180, 189, 198, 210, 215, 220, 231, 242, 252, 258, 270, 297, 301, 308, 315, 330, 363, 378, 385, 387, 396, 420, 430, 462, 473, 484, 495, 516, 540, 594, 602, 605, 630, 645, 660, 693, 726, 756, 770, 774, 847, 860, 903, 924, 945, 946, 990, 1089, 1155, 1161, 1188, 1204, 1210, 1260, 1290, 1386, 1419, 1452, 1485, 1505, 1540, 1548, 1694, 1806, 1815, 1890, 1892, 1935, 1980, 2079, 2178, 2310, 2322, 2365, 2420, 2541, 2580, 2709, 2772, 2838, 2970, 3010, 3267, 3311, 3388, 3465, 3612, 3630, 3780, 3870, 4158, 4235, 4257, 4356, 4515, 4620, 4644, 4730, 5082, 5203, 5418, 5445, 5676, 5805, 5940, 6020, 6534, 6622, 6930, 7095, 7260, 7623, 7740, 8127, 8316, 8470, 8514, 9030, 9460, 9933, 10164, 10395, 10406, 10836, 10890, 11610, 12705, 12771, 13068, 13244, 13545, 13860, 14190, 15246, 15609, 16254, 16335, 16555, 16940, 17028, 18060, 19866, 20790, 20812, 21285, 21780, 22869, 23220, 25410, 25542, 26015, 27090, 28380, 29799, 30492, 31218, 32508, 32670, 33110, 36421, 38115, 39732, 40635, 41580, 42570, 45738, 46827, 49665, 50820, 51084, 52030, 54180, 59598, 62436, 63855, 65340, 66220, 72842, 76230, 78045, 81270, 85140, 89397, 91476, 93654, 99330, 104060, 109263, 114345, 119196, 127710, 140481, 145684, 148995, 152460, 156090, 162540, 178794, 182105, 187308, 198660, 218526, 228690, 234135, 255420, 280962, 297990, 312180, 327789, 357588, 364210, 437052, 446985, 457380, 468270, 546315, 561924, 595980, 655578, 702405, 728420, 893970, 936540, 983367, 1092630, 1311156, 1404810, 1638945, 1787940, 1966734, 2185260, 2809620, 3277890, 3933468, 4916835, 6555780, 9833670, 19667340]

約数ペア:

[(1, 19667340), (2, 9833670), (3, 6555780), (4, 4916835), (5, 3933468), (6, 3277890), (7, 2809620), (9, 2185260), (10, 1966734), (11, 1787940), (12, 1638945), (14, 1404810), (15, 1311156), (18, 1092630), (20, 983367), (21, 936540), (22, 893970), (27, 728420), (28, 702405), (30, 655578), (33, 595980), (35, 561924), (36, 546315), (42, 468270), (43, 457380), (44, 446985), (45, 437052), (54, 364210), (55, 357588), (60, 327789), (63, 312180), (66, 297990), (70, 280962), (77, 255420), (84, 234135), (86, 228690), (90, 218526), (99, 198660), (105, 187308), (108, 182105), (110, 178794), (121, 162540), (126, 156090), (129, 152460), (132, 148995), (135, 145684), (140, 140481), (154, 127710), (165, 119196), (172, 114345), (180, 109263), (189, 104060), (198, 99330), (210, 93654), (215, 91476), (220, 89397), (231, 85140), (242, 81270), (252, 78045), (258, 76230), (270, 72842), (297, 66220), (301, 65340), (308, 63855), (315, 62436), (330, 59598), (363, 54180), (378, 52030), (385, 51084), (387, 50820), (396, 49665), (420, 46827), (430, 45738), (462, 42570), (473, 41580), (484, 40635), (495, 39732), (516, 38115), (540, 36421), (594, 33110), (602, 32670), (605, 32508), (630, 31218), (645, 30492), (660, 29799), (693, 28380), (726, 27090), (756, 26015), (770, 25542), (774, 25410), (847, 23220), (860, 22869), (903, 21780), (924, 21285), (945, 20812), (946, 20790), (990, 19866), (1089, 18060), (1155, 17028), (1161, 16940), (1188, 16555), (1204, 16335), (1210, 16254), (1260, 15609), (1290, 15246), (1386, 14190), (1419, 13860), (1452, 13545), (1485, 13244), (1505, 13068), (1540, 12771), (1548, 12705), (1694, 11610), (1806, 10890), (1815, 10836), (1890, 10406), (1892, 10395), (1935, 10164), (1980, 9933), (2079, 9460), (2178, 9030), (2310, 8514), (2322, 8470), (2365, 8316), (2420, 8127), (2541, 7740), (2580, 7623), (2709, 7260), (2772, 7095), (2838, 6930), (2970, 6622), (3010, 6534), (3267, 6020), (3311, 5940), (3388, 5805), (3465, 5676), (3612, 5445), (3630, 5418), (3780, 5203), (3870, 5082), (4158, 4730), (4235, 4644), (4257, 4620), (4356, 4515)]