281140416

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{8563}}^1$

素因数の和:8603

約数の個数: 112

約数和(自身を含む): 870102400

約数和(自身を除く): 588961984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 8208, 8563, 10944, 16416, 17126, 25689, 32832, 34252, 51378, 68504, 77067, 102756, 137008, 154134, 162697, 205512, 231201, 274016, 308268, 325394, 411024, 462402, 488091, 548032, 616536, 650788, 822048, 924804, 976182, 1233072, 1301576, 1464273, 1644096, 1849608, 1952364, 2466144, 2603152, 2928546, 3699216, 3904728, 4392819, 4932288, 5206304, 5857092, 7398432, 7809456, 8785638, 10412608, 11714184, 14796864, 15618912, 17571276, 23428368, 31237824, 35142552, 46856736, 70285104, 93713472, 140570208, 281140416]

約数ペア:

[(1, 281140416), (2, 140570208), (3, 93713472), (4, 70285104), (6, 46856736), (8, 35142552), (9, 31237824), (12, 23428368), (16, 17571276), (18, 15618912), (19, 14796864), (24, 11714184), (27, 10412608), (32, 8785638), (36, 7809456), (38, 7398432), (48, 5857092), (54, 5206304), (57, 4932288), (64, 4392819), (72, 3904728), (76, 3699216), (96, 2928546), (108, 2603152), (114, 2466144), (144, 1952364), (152, 1849608), (171, 1644096), (192, 1464273), (216, 1301576), (228, 1233072), (288, 976182), (304, 924804), (342, 822048), (432, 650788), (456, 616536), (513, 548032), (576, 488091), (608, 462402), (684, 411024), (864, 325394), (912, 308268), (1026, 274016), (1216, 231201), (1368, 205512), (1728, 162697), (1824, 154134), (2052, 137008), (2736, 102756), (3648, 77067), (4104, 68504), (5472, 51378), (8208, 34252), (8563, 32832), (10944, 25689), (16416, 17126)]