2556120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 9331200

約数和(自身を除く): 6775080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 179, 204, 210, 238, 255, 280, 340, 357, 358, 408, 420, 476, 510, 537, 595, 680, 714, 716, 840, 895, 952, 1020, 1074, 1190, 1253, 1428, 1432, 1785, 1790, 2040, 2148, 2380, 2506, 2685, 2856, 3043, 3570, 3580, 3759, 4296, 4760, 5012, 5370, 6086, 6265, 7140, 7160, 7518, 9129, 10024, 10740, 12172, 12530, 14280, 15036, 15215, 18258, 18795, 21301, 21480, 24344, 25060, 30072, 30430, 36516, 37590, 42602, 45645, 50120, 60860, 63903, 73032, 75180, 85204, 91290, 106505, 121720, 127806, 150360, 170408, 182580, 213010, 255612, 319515, 365160, 426020, 511224, 639030, 852040, 1278060, 2556120]

約数ペア:

[(1, 2556120), (2, 1278060), (3, 852040), (4, 639030), (5, 511224), (6, 426020), (7, 365160), (8, 319515), (10, 255612), (12, 213010), (14, 182580), (15, 170408), (17, 150360), (20, 127806), (21, 121720), (24, 106505), (28, 91290), (30, 85204), (34, 75180), (35, 73032), (40, 63903), (42, 60860), (51, 50120), (56, 45645), (60, 42602), (68, 37590), (70, 36516), (84, 30430), (85, 30072), (102, 25060), (105, 24344), (119, 21480), (120, 21301), (136, 18795), (140, 18258), (168, 15215), (170, 15036), (179, 14280), (204, 12530), (210, 12172), (238, 10740), (255, 10024), (280, 9129), (340, 7518), (357, 7160), (358, 7140), (408, 6265), (420, 6086), (476, 5370), (510, 5012), (537, 4760), (595, 4296), (680, 3759), (714, 3580), (716, 3570), (840, 3043), (895, 2856), (952, 2685), (1020, 2506), (1074, 2380), (1190, 2148), (1253, 2040), (1428, 1790), (1432, 1785)]