261880920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6113}}^1$

素因数の和:6154

約数の個数: 192

約数和(自身を含む): 1030086720

約数和(自身を除く): 768205800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 5355, 6113, 6120, 7140, 8568, 10710, 12226, 14280, 18339, 21420, 24452, 30565, 36678, 42791, 42840, 48904, 55017, 61130, 73356, 85582, 91695, 103921, 110034, 122260, 128373, 146712, 171164, 183390, 207842, 213955, 220068, 244520, 256746, 275085, 311763, 342328, 366780, 385119, 415684, 427910, 440136, 513492, 519605, 550170, 623526, 641865, 727447, 733560, 770238, 831368, 855820, 935289, 1026984, 1039210, 1100340, 1247052, 1283730, 1454894, 1540476, 1558815, 1711640, 1870578, 1925595, 2078420, 2182341, 2200680, 2494104, 2567460, 2909788, 3080952, 3117630, 3637235, 3741156, 3851190, 4156840, 4364682, 4676445, 5134920, 5819576, 6235260, 6547023, 7274470, 7482312, 7702380, 8729364, 9352890, 10911705, 12470520, 13094046, 14548940, 15404760, 17458728, 18705780, 21823410, 26188092, 29097880, 32735115, 37411560, 43646820, 52376184, 65470230, 87293640, 130940460, 261880920]

約数ペア:

[(1, 261880920), (2, 130940460), (3, 87293640), (4, 65470230), (5, 52376184), (6, 43646820), (7, 37411560), (8, 32735115), (9, 29097880), (10, 26188092), (12, 21823410), (14, 18705780), (15, 17458728), (17, 15404760), (18, 14548940), (20, 13094046), (21, 12470520), (24, 10911705), (28, 9352890), (30, 8729364), (34, 7702380), (35, 7482312), (36, 7274470), (40, 6547023), (42, 6235260), (45, 5819576), (51, 5134920), (56, 4676445), (60, 4364682), (63, 4156840), (68, 3851190), (70, 3741156), (72, 3637235), (84, 3117630), (85, 3080952), (90, 2909788), (102, 2567460), (105, 2494104), (119, 2200680), (120, 2182341), (126, 2078420), (136, 1925595), (140, 1870578), (153, 1711640), (168, 1558815), (170, 1540476), (180, 1454894), (204, 1283730), (210, 1247052), (238, 1100340), (252, 1039210), (255, 1026984), (280, 935289), (306, 855820), (315, 831368), (340, 770238), (357, 733560), (360, 727447), (408, 641865), (420, 623526), (476, 550170), (504, 519605), (510, 513492), (595, 440136), (612, 427910), (630, 415684), (680, 385119), (714, 366780), (765, 342328), (840, 311763), (952, 275085), (1020, 256746), (1071, 244520), (1190, 220068), (1224, 213955), (1260, 207842), (1428, 183390), (1530, 171164), (1785, 146712), (2040, 128373), (2142, 122260), (2380, 110034), (2520, 103921), (2856, 91695), (3060, 85582), (3570, 73356), (4284, 61130), (4760, 55017), (5355, 48904), (6113, 42840), (6120, 42791), (7140, 36678), (8568, 30565), (10710, 24452), (12226, 21420), (14280, 18339)]