1918078380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:566

約数の個数: 240

約数和(自身を含む): 6419419776

約数和(自身を除く): 4501341396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 257, 270, 271, 306, 324, 340, 405, 459, 510, 514, 540, 542, 612, 765, 771, 810, 813, 918, 1020, 1028, 1084, 1285, 1355, 1377, 1530, 1542, 1620, 1626, 1836, 2295, 2313, 2439, 2570, 2710, 2754, 3060, 3084, 3252, 3855, 4065, 4369, 4590, 4607, 4626, 4878, 5140, 5420, 5508, 6885, 6939, 7317, 7710, 8130, 8738, 9180, 9214, 9252, 9756, 11565, 12195, 13107, 13770, 13821, 13878, 14634, 15420, 16260, 17476, 18428, 20817, 21845, 21951, 23035, 23130, 24390, 26214, 27540, 27642, 27756, 29268, 34695, 36585, 39321, 41463, 41634, 43690, 43902, 46070, 46260, 48780, 52428, 55284, 65535, 69105, 69390, 69647, 73170, 78642, 82926, 83268, 87380, 87804, 92140, 104085, 109755, 117963, 124389, 131070, 138210, 138780, 139294, 146340, 157284, 165852, 196605, 207315, 208170, 208941, 219510, 235926, 248778, 262140, 276420, 278588, 348235, 353889, 373167, 393210, 414630, 416340, 417882, 439020, 471852, 497556, 589815, 621945, 626823, 696470, 707778, 746334, 786420, 829260, 835764, 1044705, 1179630, 1183999, 1243890, 1253646, 1392940, 1415556, 1492668, 1769445, 1865835, 1880469, 2089410, 2359260, 2367998, 2487780, 2507292, 3134115, 3538890, 3551997, 3731670, 3760938, 4178820, 4735996, 5641407, 5919995, 6268230, 7077780, 7103994, 7463340, 7521876, 9402345, 10655991, 11282814, 11839990, 12536460, 14207988, 17759985, 18804690, 21311982, 22565628, 23679980, 28207035, 31967973, 35519970, 37609380, 42623964, 53279955, 56414070, 63935946, 71039940, 95903919, 106559910, 112828140, 127871892, 159839865, 191807838, 213119820, 319679730, 383615676, 479519595, 639359460, 959039190, 1918078380]

約数ペア:

[(1, 1918078380), (2, 959039190), (3, 639359460), (4, 479519595), (5, 383615676), (6, 319679730), (9, 213119820), (10, 191807838), (12, 159839865), (15, 127871892), (17, 112828140), (18, 106559910), (20, 95903919), (27, 71039940), (30, 63935946), (34, 56414070), (36, 53279955), (45, 42623964), (51, 37609380), (54, 35519970), (60, 31967973), (68, 28207035), (81, 23679980), (85, 22565628), (90, 21311982), (102, 18804690), (108, 17759985), (135, 14207988), (153, 12536460), (162, 11839990), (170, 11282814), (180, 10655991), (204, 9402345), (255, 7521876), (257, 7463340), (270, 7103994), (271, 7077780), (306, 6268230), (324, 5919995), (340, 5641407), (405, 4735996), (459, 4178820), (510, 3760938), (514, 3731670), (540, 3551997), (542, 3538890), (612, 3134115), (765, 2507292), (771, 2487780), (810, 2367998), (813, 2359260), (918, 2089410), (1020, 1880469), (1028, 1865835), (1084, 1769445), (1285, 1492668), (1355, 1415556), (1377, 1392940), (1530, 1253646), (1542, 1243890), (1620, 1183999), (1626, 1179630), (1836, 1044705), (2295, 835764), (2313, 829260), (2439, 786420), (2570, 746334), (2710, 707778), (2754, 696470), (3060, 626823), (3084, 621945), (3252, 589815), (3855, 497556), (4065, 471852), (4369, 439020), (4590, 417882), (4607, 416340), (4626, 414630), (4878, 393210), (5140, 373167), (5420, 353889), (5508, 348235), (6885, 278588), (6939, 276420), (7317, 262140), (7710, 248778), (8130, 235926), (8738, 219510), (9180, 208941), (9214, 208170), (9252, 207315), (9756, 196605), (11565, 165852), (12195, 157284), (13107, 146340), (13770, 139294), (13821, 138780), (13878, 138210), (14634, 131070), (15420, 124389), (16260, 117963), (17476, 109755), (18428, 104085), (20817, 92140), (21845, 87804), (21951, 87380), (23035, 83268), (23130, 82926), (24390, 78642), (26214, 73170), (27540, 69647), (27642, 69390), (27756, 69105), (29268, 65535), (34695, 55284), (36585, 52428), (39321, 48780), (41463, 46260), (41634, 46070), (43690, 43902)]