440801976

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 1242604800

約数和(自身を除く): 801802824

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 101, 102, 114, 136, 152, 202, 204, 228, 303, 323, 404, 408, 456, 563, 606, 646, 808, 969, 1126, 1212, 1292, 1689, 1717, 1919, 1938, 2252, 2424, 2584, 3378, 3434, 3838, 3876, 4504, 5151, 5757, 6756, 6868, 7676, 7752, 9571, 10302, 10697, 11514, 13512, 13736, 15352, 19142, 20604, 21394, 23028, 28713, 32091, 32623, 38284, 41208, 42788, 46056, 56863, 57426, 64182, 65246, 76568, 85576, 97869, 113726, 114852, 128364, 130492, 170589, 181849, 195738, 227452, 229704, 256728, 260984, 341178, 363698, 391476, 454904, 545547, 682356, 727396, 782952, 966671, 1080397, 1091094, 1364712, 1454792, 1933342, 2160794, 2182188, 2900013, 3241191, 3866684, 4321588, 4364376, 5800026, 6482382, 7733368, 8643176, 11600052, 12964764, 18366749, 23200104, 25929528, 36733498, 55100247, 73466996, 110200494, 146933992, 220400988, 440801976]

約数ペア:

[(1, 440801976), (2, 220400988), (3, 146933992), (4, 110200494), (6, 73466996), (8, 55100247), (12, 36733498), (17, 25929528), (19, 23200104), (24, 18366749), (34, 12964764), (38, 11600052), (51, 8643176), (57, 7733368), (68, 6482382), (76, 5800026), (101, 4364376), (102, 4321588), (114, 3866684), (136, 3241191), (152, 2900013), (202, 2182188), (204, 2160794), (228, 1933342), (303, 1454792), (323, 1364712), (404, 1091094), (408, 1080397), (456, 966671), (563, 782952), (606, 727396), (646, 682356), (808, 545547), (969, 454904), (1126, 391476), (1212, 363698), (1292, 341178), (1689, 260984), (1717, 256728), (1919, 229704), (1938, 227452), (2252, 195738), (2424, 181849), (2584, 170589), (3378, 130492), (3434, 128364), (3838, 114852), (3876, 113726), (4504, 97869), (5151, 85576), (5757, 76568), (6756, 65246), (6868, 64182), (7676, 57426), (7752, 56863), (9571, 46056), (10302, 42788), (10697, 41208), (11514, 38284), (13512, 32623), (13736, 32091), (15352, 28713), (19142, 23028), (20604, 21394)]