239512728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6451}}^1$

素因数の和:6497

約数の個数: 128

約数和(自身を含む): 780433920

約数和(自身を除く): 540921192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 884, 952, 1092, 1326, 1428, 1547, 1768, 2184, 2652, 2856, 3094, 4641, 5304, 6188, 6451, 9282, 12376, 12902, 18564, 19353, 25804, 37128, 38706, 45157, 51608, 77412, 83863, 90314, 109667, 135471, 154824, 167726, 180628, 219334, 251589, 270942, 329001, 335452, 361256, 438668, 503178, 541884, 587041, 658002, 670904, 767669, 877336, 1006356, 1083768, 1174082, 1316004, 1425671, 1535338, 1761123, 2012712, 2303007, 2348164, 2632008, 2851342, 3070676, 3522246, 4277013, 4606014, 4696328, 5702684, 6141352, 7044492, 8554026, 9212028, 9979697, 11405368, 14088984, 17108052, 18424056, 19959394, 29939091, 34216104, 39918788, 59878182, 79837576, 119756364, 239512728]

約数ペア:

[(1, 239512728), (2, 119756364), (3, 79837576), (4, 59878182), (6, 39918788), (7, 34216104), (8, 29939091), (12, 19959394), (13, 18424056), (14, 17108052), (17, 14088984), (21, 11405368), (24, 9979697), (26, 9212028), (28, 8554026), (34, 7044492), (39, 6141352), (42, 5702684), (51, 4696328), (52, 4606014), (56, 4277013), (68, 3522246), (78, 3070676), (84, 2851342), (91, 2632008), (102, 2348164), (104, 2303007), (119, 2012712), (136, 1761123), (156, 1535338), (168, 1425671), (182, 1316004), (204, 1174082), (221, 1083768), (238, 1006356), (273, 877336), (312, 767669), (357, 670904), (364, 658002), (408, 587041), (442, 541884), (476, 503178), (546, 438668), (663, 361256), (714, 335452), (728, 329001), (884, 270942), (952, 251589), (1092, 219334), (1326, 180628), (1428, 167726), (1547, 154824), (1768, 135471), (2184, 109667), (2652, 90314), (2856, 83863), (3094, 77412), (4641, 51608), (5304, 45157), (6188, 38706), (6451, 37128), (9282, 25804), (12376, 19353), (12902, 18564)]