254383920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2969}}^1$

素因数の和:3012

約数の個数: 240

約数和(自身を含む): 1034130240

約数和(自身を除く): 779746320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 2969, 3060, 3570, 4080, 4284, 4760, 5040, 5355, 5712, 5938, 6120, 7140, 8568, 8907, 9520, 10710, 11876, 12240, 14280, 14845, 17136, 17814, 20783, 21420, 23752, 26721, 28560, 29690, 35628, 41566, 42840, 44535, 47504, 50473, 53442, 59380, 62349, 71256, 83132, 85680, 89070, 100946, 103915, 106884, 118760, 124698, 133605, 142512, 151419, 166264, 178140, 187047, 201892, 207830, 213768, 237520, 249396, 252365, 267210, 302838, 311745, 332528, 353311, 356280, 374094, 403784, 415660, 427536, 454257, 498792, 504730, 534420, 605676, 623490, 706622, 712560, 748188, 757095, 807568, 831320, 908514, 935235, 997584, 1009460, 1059933, 1068840, 1211352, 1246980, 1413244, 1496376, 1514190, 1662640, 1766555, 1817028, 1870470, 2018920, 2119866, 2137680, 2271285, 2422704, 2493960, 2826488, 2992752, 3028380, 3179799, 3533110, 3634056, 3740940, 4037840, 4239732, 4542570, 4987920, 5299665, 5652976, 6056760, 6359598, 7066220, 7268112, 7481880, 8479464, 9085140, 10599330, 12113520, 12719196, 14132440, 14963760, 15898995, 16958928, 18170280, 21198660, 25438392, 28264880, 31797990, 36340560, 42397320, 50876784, 63595980, 84794640, 127191960, 254383920]

約数ペア:

[(1, 254383920), (2, 127191960), (3, 84794640), (4, 63595980), (5, 50876784), (6, 42397320), (7, 36340560), (8, 31797990), (9, 28264880), (10, 25438392), (12, 21198660), (14, 18170280), (15, 16958928), (16, 15898995), (17, 14963760), (18, 14132440), (20, 12719196), (21, 12113520), (24, 10599330), (28, 9085140), (30, 8479464), (34, 7481880), (35, 7268112), (36, 7066220), (40, 6359598), (42, 6056760), (45, 5652976), (48, 5299665), (51, 4987920), (56, 4542570), (60, 4239732), (63, 4037840), (68, 3740940), (70, 3634056), (72, 3533110), (80, 3179799), (84, 3028380), (85, 2992752), (90, 2826488), (102, 2493960), (105, 2422704), (112, 2271285), (119, 2137680), (120, 2119866), (126, 2018920), (136, 1870470), (140, 1817028), (144, 1766555), (153, 1662640), (168, 1514190), (170, 1496376), (180, 1413244), (204, 1246980), (210, 1211352), (238, 1068840), (240, 1059933), (252, 1009460), (255, 997584), (272, 935235), (280, 908514), (306, 831320), (315, 807568), (336, 757095), (340, 748188), (357, 712560), (360, 706622), (408, 623490), (420, 605676), (476, 534420), (504, 504730), (510, 498792), (560, 454257), (595, 427536), (612, 415660), (630, 403784), (680, 374094), (714, 356280), (720, 353311), (765, 332528), (816, 311745), (840, 302838), (952, 267210), (1008, 252365), (1020, 249396), (1071, 237520), (1190, 213768), (1224, 207830), (1260, 201892), (1360, 187047), (1428, 178140), (1530, 166264), (1680, 151419), (1785, 142512), (1904, 133605), (2040, 124698), (2142, 118760), (2380, 106884), (2448, 103915), (2520, 100946), (2856, 89070), (2969, 85680), (3060, 83132), (3570, 71256), (4080, 62349), (4284, 59380), (4760, 53442), (5040, 50473), (5355, 47504), (5712, 44535), (5938, 42840), (6120, 41566), (7140, 35628), (8568, 29690), (8907, 28560), (9520, 26721), (10710, 23752), (11876, 21420), (12240, 20783), (14280, 17814), (14845, 17136)]