68479740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 288

約数和(自身を含む): 264176640

約数和(自身を除く): 195696900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 28, 30, 34, 35, 36, 42, 45, 46, 51, 60, 63, 68, 69, 70, 84, 85, 90, 92, 102, 105, 115, 119, 126, 138, 139, 140, 153, 161, 170, 180, 204, 207, 210, 230, 238, 252, 255, 276, 278, 306, 315, 322, 340, 345, 357, 391, 414, 417, 420, 460, 476, 483, 510, 556, 595, 612, 630, 644, 690, 695, 714, 765, 782, 805, 828, 834, 966, 973, 1020, 1035, 1071, 1173, 1190, 1251, 1260, 1380, 1390, 1428, 1449, 1530, 1564, 1610, 1668, 1785, 1932, 1946, 1955, 2070, 2085, 2142, 2346, 2363, 2380, 2415, 2502, 2737, 2780, 2898, 2919, 3060, 3197, 3220, 3519, 3570, 3892, 3910, 4140, 4170, 4284, 4692, 4726, 4830, 4865, 5004, 5355, 5474, 5796, 5838, 5865, 6255, 6394, 7038, 7089, 7140, 7245, 7820, 8211, 8340, 8757, 9452, 9591, 9660, 9730, 10710, 10948, 11676, 11730, 11815, 12510, 12788, 13685, 14076, 14178, 14490, 14595, 15985, 16422, 16541, 17514, 17595, 19182, 19460, 21267, 21420, 22379, 23460, 23630, 24633, 25020, 27370, 28356, 28773, 28980, 29190, 31970, 32844, 33082, 35028, 35190, 35445, 38364, 41055, 42534, 43785, 44758, 47260, 47955, 49266, 49623, 54349, 54740, 57546, 58380, 63940, 66164, 67137, 70380, 70890, 82110, 82705, 85068, 87570, 89516, 95910, 98532, 99246, 106335, 108698, 111895, 115092, 123165, 134274, 141780, 143865, 148869, 163047, 164220, 165410, 175140, 191820, 198492, 201411, 212670, 217396, 223790, 246330, 248115, 268548, 271745, 287730, 297738, 326094, 330820, 335685, 380443, 402822, 425340, 447580, 489141, 492660, 496230, 543490, 575460, 595476, 652188, 671370, 744345, 760886, 805644, 815235, 978282, 992460, 1007055, 1086980, 1141329, 1342740, 1488690, 1521772, 1630470, 1902215, 1956564, 2014110, 2282658, 2445705, 2977380, 3260940, 3423987, 3804430, 4028220, 4565316, 4891410, 5706645, 6847974, 7608860, 9782820, 11413290, 13695948, 17119935, 22826580, 34239870, 68479740]

約数ペア:

[(1, 68479740), (2, 34239870), (3, 22826580), (4, 17119935), (5, 13695948), (6, 11413290), (7, 9782820), (9, 7608860), (10, 6847974), (12, 5706645), (14, 4891410), (15, 4565316), (17, 4028220), (18, 3804430), (20, 3423987), (21, 3260940), (23, 2977380), (28, 2445705), (30, 2282658), (34, 2014110), (35, 1956564), (36, 1902215), (42, 1630470), (45, 1521772), (46, 1488690), (51, 1342740), (60, 1141329), (63, 1086980), (68, 1007055), (69, 992460), (70, 978282), (84, 815235), (85, 805644), (90, 760886), (92, 744345), (102, 671370), (105, 652188), (115, 595476), (119, 575460), (126, 543490), (138, 496230), (139, 492660), (140, 489141), (153, 447580), (161, 425340), (170, 402822), (180, 380443), (204, 335685), (207, 330820), (210, 326094), (230, 297738), (238, 287730), (252, 271745), (255, 268548), (276, 248115), (278, 246330), (306, 223790), (315, 217396), (322, 212670), (340, 201411), (345, 198492), (357, 191820), (391, 175140), (414, 165410), (417, 164220), (420, 163047), (460, 148869), (476, 143865), (483, 141780), (510, 134274), (556, 123165), (595, 115092), (612, 111895), (630, 108698), (644, 106335), (690, 99246), (695, 98532), (714, 95910), (765, 89516), (782, 87570), (805, 85068), (828, 82705), (834, 82110), (966, 70890), (973, 70380), (1020, 67137), (1035, 66164), (1071, 63940), (1173, 58380), (1190, 57546), (1251, 54740), (1260, 54349), (1380, 49623), (1390, 49266), (1428, 47955), (1449, 47260), (1530, 44758), (1564, 43785), (1610, 42534), (1668, 41055), (1785, 38364), (1932, 35445), (1946, 35190), (1955, 35028), (2070, 33082), (2085, 32844), (2142, 31970), (2346, 29190), (2363, 28980), (2380, 28773), (2415, 28356), (2502, 27370), (2737, 25020), (2780, 24633), (2898, 23630), (2919, 23460), (3060, 22379), (3197, 21420), (3220, 21267), (3519, 19460), (3570, 19182), (3892, 17595), (3910, 17514), (4140, 16541), (4170, 16422), (4284, 15985), (4692, 14595), (4726, 14490), (4830, 14178), (4865, 14076), (5004, 13685), (5355, 12788), (5474, 12510), (5796, 11815), (5838, 11730), (5865, 11676), (6255, 10948), (6394, 10710), (7038, 9730), (7089, 9660), (7140, 9591), (7245, 9452), (7820, 8757), (8211, 8340)]