2656080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 240

約数和(自身を含む): 11142144

約数和(自身を除く): 8486064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 31, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 62, 63, 68, 70, 72, 80, 84, 85, 90, 93, 102, 105, 112, 119, 120, 124, 126, 136, 140, 144, 153, 155, 168, 170, 180, 186, 204, 210, 217, 238, 240, 248, 252, 255, 272, 279, 280, 306, 310, 315, 336, 340, 357, 360, 372, 408, 420, 434, 465, 476, 496, 504, 510, 527, 558, 560, 595, 612, 620, 630, 651, 680, 714, 720, 744, 765, 816, 840, 868, 930, 952, 1008, 1020, 1054, 1071, 1085, 1116, 1190, 1224, 1240, 1260, 1302, 1360, 1395, 1428, 1488, 1530, 1581, 1680, 1736, 1785, 1860, 1904, 1953, 2040, 2108, 2142, 2170, 2232, 2380, 2448, 2480, 2520, 2604, 2635, 2790, 2856, 3060, 3162, 3255, 3472, 3570, 3689, 3720, 3906, 4080, 4216, 4284, 4340, 4464, 4743, 4760, 5040, 5208, 5270, 5355, 5580, 5712, 6120, 6324, 6510, 7140, 7378, 7440, 7812, 7905, 8432, 8568, 8680, 9486, 9520, 9765, 10416, 10540, 10710, 11067, 11160, 12240, 12648, 13020, 14280, 14756, 15624, 15810, 17136, 17360, 18445, 18972, 19530, 21080, 21420, 22134, 22320, 23715, 25296, 26040, 28560, 29512, 31248, 31620, 33201, 36890, 37944, 39060, 42160, 42840, 44268, 47430, 52080, 55335, 59024, 63240, 66402, 73780, 75888, 78120, 85680, 88536, 94860, 110670, 126480, 132804, 147560, 156240, 166005, 177072, 189720, 221340, 265608, 295120, 332010, 379440, 442680, 531216, 664020, 885360, 1328040, 2656080]

約数ペア:

[(1, 2656080), (2, 1328040), (3, 885360), (4, 664020), (5, 531216), (6, 442680), (7, 379440), (8, 332010), (9, 295120), (10, 265608), (12, 221340), (14, 189720), (15, 177072), (16, 166005), (17, 156240), (18, 147560), (20, 132804), (21, 126480), (24, 110670), (28, 94860), (30, 88536), (31, 85680), (34, 78120), (35, 75888), (36, 73780), (40, 66402), (42, 63240), (45, 59024), (48, 55335), (51, 52080), (56, 47430), (60, 44268), (62, 42840), (63, 42160), (68, 39060), (70, 37944), (72, 36890), (80, 33201), (84, 31620), (85, 31248), (90, 29512), (93, 28560), (102, 26040), (105, 25296), (112, 23715), (119, 22320), (120, 22134), (124, 21420), (126, 21080), (136, 19530), (140, 18972), (144, 18445), (153, 17360), (155, 17136), (168, 15810), (170, 15624), (180, 14756), (186, 14280), (204, 13020), (210, 12648), (217, 12240), (238, 11160), (240, 11067), (248, 10710), (252, 10540), (255, 10416), (272, 9765), (279, 9520), (280, 9486), (306, 8680), (310, 8568), (315, 8432), (336, 7905), (340, 7812), (357, 7440), (360, 7378), (372, 7140), (408, 6510), (420, 6324), (434, 6120), (465, 5712), (476, 5580), (496, 5355), (504, 5270), (510, 5208), (527, 5040), (558, 4760), (560, 4743), (595, 4464), (612, 4340), (620, 4284), (630, 4216), (651, 4080), (680, 3906), (714, 3720), (720, 3689), (744, 3570), (765, 3472), (816, 3255), (840, 3162), (868, 3060), (930, 2856), (952, 2790), (1008, 2635), (1020, 2604), (1054, 2520), (1071, 2480), (1085, 2448), (1116, 2380), (1190, 2232), (1224, 2170), (1240, 2142), (1260, 2108), (1302, 2040), (1360, 1953), (1395, 1904), (1428, 1860), (1488, 1785), (1530, 1736), (1581, 1680)]