247531776

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 700912128

約数和(自身を除く): 453380352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 37, 48, 62, 64, 74, 93, 96, 111, 124, 128, 148, 186, 192, 222, 248, 256, 281, 296, 372, 384, 444, 496, 562, 592, 744, 768, 843, 888, 992, 1124, 1147, 1184, 1488, 1686, 1776, 1984, 2248, 2294, 2368, 2976, 3372, 3441, 3552, 3968, 4496, 4588, 4736, 5952, 6744, 6882, 7104, 7936, 8711, 8992, 9176, 9472, 10397, 11904, 13488, 13764, 14208, 17422, 17984, 18352, 20794, 23808, 26133, 26976, 27528, 28416, 31191, 34844, 35968, 36704, 41588, 52266, 53952, 55056, 62382, 69688, 71936, 73408, 83176, 104532, 107904, 110112, 124764, 139376, 146816, 166352, 209064, 215808, 220224, 249528, 278752, 293632, 322307, 332704, 418128, 440448, 499056, 557504, 644614, 665408, 836256, 880896, 966921, 998112, 1115008, 1289228, 1330816, 1672512, 1933842, 1996224, 2230016, 2578456, 2661632, 3345024, 3867684, 3992448, 5156912, 6690048, 7735368, 7984896, 10313824, 15470736, 20627648, 30941472, 41255296, 61882944, 82510592, 123765888, 247531776]

約数ペア:

[(1, 247531776), (2, 123765888), (3, 82510592), (4, 61882944), (6, 41255296), (8, 30941472), (12, 20627648), (16, 15470736), (24, 10313824), (31, 7984896), (32, 7735368), (37, 6690048), (48, 5156912), (62, 3992448), (64, 3867684), (74, 3345024), (93, 2661632), (96, 2578456), (111, 2230016), (124, 1996224), (128, 1933842), (148, 1672512), (186, 1330816), (192, 1289228), (222, 1115008), (248, 998112), (256, 966921), (281, 880896), (296, 836256), (372, 665408), (384, 644614), (444, 557504), (496, 499056), (562, 440448), (592, 418128), (744, 332704), (768, 322307), (843, 293632), (888, 278752), (992, 249528), (1124, 220224), (1147, 215808), (1184, 209064), (1488, 166352), (1686, 146816), (1776, 139376), (1984, 124764), (2248, 110112), (2294, 107904), (2368, 104532), (2976, 83176), (3372, 73408), (3441, 71936), (3552, 69688), (3968, 62382), (4496, 55056), (4588, 53952), (4736, 52266), (5952, 41588), (6744, 36704), (6882, 35968), (7104, 34844), (7936, 31191), (8711, 28416), (8992, 27528), (9176, 26976), (9472, 26133), (10397, 23808), (11904, 20794), (13488, 18352), (13764, 17984), (14208, 17422)]