28672560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{5689}}^1$

素因数の和:5715

約数の個数: 120

約数和(自身を含む): 110067360

約数和(自身を除く): 81394800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 5689, 11378, 17067, 22756, 28445, 34134, 39823, 45512, 51201, 56890, 68268, 79646, 85335, 91024, 102402, 113780, 119469, 136536, 159292, 170670, 199115, 204804, 227560, 238938, 256005, 273072, 318584, 341340, 358407, 398230, 409608, 455120, 477876, 512010, 597345, 637168, 682680, 716814, 796460, 819216, 955752, 1024020, 1194690, 1365360, 1433628, 1592920, 1792035, 1911504, 2048040, 2389380, 2867256, 3185840, 3584070, 4096080, 4778760, 5734512, 7168140, 9557520, 14336280, 28672560]

約数ペア:

[(1, 28672560), (2, 14336280), (3, 9557520), (4, 7168140), (5, 5734512), (6, 4778760), (7, 4096080), (8, 3584070), (9, 3185840), (10, 2867256), (12, 2389380), (14, 2048040), (15, 1911504), (16, 1792035), (18, 1592920), (20, 1433628), (21, 1365360), (24, 1194690), (28, 1024020), (30, 955752), (35, 819216), (36, 796460), (40, 716814), (42, 682680), (45, 637168), (48, 597345), (56, 512010), (60, 477876), (63, 455120), (70, 409608), (72, 398230), (80, 358407), (84, 341340), (90, 318584), (105, 273072), (112, 256005), (120, 238938), (126, 227560), (140, 204804), (144, 199115), (168, 170670), (180, 159292), (210, 136536), (240, 119469), (252, 113780), (280, 102402), (315, 91024), (336, 85335), (360, 79646), (420, 68268), (504, 56890), (560, 51201), (630, 45512), (720, 39823), (840, 34134), (1008, 28445), (1260, 22756), (1680, 17067), (2520, 11378), (5040, 5689)]