19491889920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{298589}}^1$

素因数の和:298630

約数の個数: 144

約数和(自身を含む): 65914339680

約数和(自身を除く): 46422449760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 4080, 4352, 5440, 6528, 8160, 10880, 13056, 16320, 21760, 32640, 65280, 298589, 597178, 895767, 1194356, 1492945, 1791534, 2388712, 2985890, 3583068, 4478835, 4777424, 5076013, 5971780, 7166136, 8957670, 9554848, 10152026, 11943560, 14332272, 15228039, 17915340, 19109696, 20304052, 23887120, 25380065, 28664544, 30456078, 35830680, 38219392, 40608104, 47774240, 50760130, 57329088, 60912156, 71661360, 76140195, 76438784, 81216208, 95548480, 101520260, 114658176, 121824312, 143322720, 152280390, 162432416, 191096960, 203040520, 229316352, 243648624, 286645440, 304560780, 324864832, 382193920, 406081040, 487297248, 573290880, 609121560, 649729664, 812162080, 974594496, 1146581760, 1218243120, 1299459328, 1624324160, 1949188992, 2436486240, 3248648320, 3898377984, 4872972480, 6497296640, 9745944960, 19491889920]

約数ペア:

[(1, 19491889920), (2, 9745944960), (3, 6497296640), (4, 4872972480), (5, 3898377984), (6, 3248648320), (8, 2436486240), (10, 1949188992), (12, 1624324160), (15, 1299459328), (16, 1218243120), (17, 1146581760), (20, 974594496), (24, 812162080), (30, 649729664), (32, 609121560), (34, 573290880), (40, 487297248), (48, 406081040), (51, 382193920), (60, 324864832), (64, 304560780), (68, 286645440), (80, 243648624), (85, 229316352), (96, 203040520), (102, 191096960), (120, 162432416), (128, 152280390), (136, 143322720), (160, 121824312), (170, 114658176), (192, 101520260), (204, 95548480), (240, 81216208), (255, 76438784), (256, 76140195), (272, 71661360), (320, 60912156), (340, 57329088), (384, 50760130), (408, 47774240), (480, 40608104), (510, 38219392), (544, 35830680), (640, 30456078), (680, 28664544), (768, 25380065), (816, 23887120), (960, 20304052), (1020, 19109696), (1088, 17915340), (1280, 15228039), (1360, 14332272), (1632, 11943560), (1920, 10152026), (2040, 9554848), (2176, 8957670), (2720, 7166136), (3264, 5971780), (3840, 5076013), (4080, 4777424), (4352, 4478835), (5440, 3583068), (6528, 2985890), (8160, 2388712), (10880, 1791534), (13056, 1492945), (16320, 1194356), (21760, 895767), (32640, 597178), (65280, 298589)]