256342320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:234

約数の個数: 400

約数和(自身を含む): 1020872160

約数和(自身を除く): 764529840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 81, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 162, 170, 179, 180, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 306, 312, 324, 340, 351, 358, 360, 390, 405, 408, 432, 442, 459, 468, 510, 520, 537, 540, 585, 612, 624, 648, 663, 680, 702, 716, 720, 765, 780, 810, 816, 884, 895, 918, 936, 1020, 1040, 1053, 1074, 1080, 1105, 1170, 1224, 1296, 1326, 1360, 1377, 1404, 1432, 1530, 1560, 1611, 1620, 1755, 1768, 1790, 1836, 1872, 1989, 2040, 2106, 2148, 2160, 2210, 2295, 2327, 2340, 2448, 2652, 2685, 2754, 2808, 2864, 3043, 3060, 3120, 3222, 3240, 3315, 3510, 3536, 3580, 3672, 3978, 4080, 4212, 4296, 4420, 4590, 4654, 4680, 4833, 5265, 5304, 5370, 5508, 5616, 5967, 6086, 6120, 6444, 6480, 6630, 6885, 6981, 7020, 7160, 7344, 7956, 8055, 8424, 8592, 8840, 9129, 9180, 9308, 9360, 9666, 9945, 10530, 10608, 10740, 11016, 11635, 11934, 12172, 12240, 12888, 13260, 13770, 13962, 14040, 14320, 14499, 15215, 15912, 16110, 16848, 17680, 17901, 18258, 18360, 18616, 19332, 19890, 20943, 21060, 21480, 22032, 23270, 23868, 24165, 24344, 25776, 26520, 27387, 27540, 27924, 28080, 28998, 29835, 30430, 31824, 32220, 34905, 35802, 36516, 36720, 37232, 38664, 39559, 39780, 41886, 42120, 42960, 45645, 46540, 47736, 48330, 48688, 53040, 54774, 55080, 55848, 57996, 59670, 60860, 62829, 64440, 69810, 71604, 72495, 73032, 77328, 79118, 79560, 82161, 83772, 84240, 89505, 91290, 93080, 95472, 96660, 104715, 109548, 110160, 111696, 115992, 118677, 119340, 121720, 125658, 128880, 136935, 139620, 143208, 144990, 146064, 158236, 159120, 164322, 167544, 179010, 182580, 186160, 188487, 193320, 197795, 209430, 219096, 231984, 237354, 238680, 243440, 246483, 251316, 273870, 279240, 286416, 289980, 314145, 316472, 328644, 335088, 356031, 358020, 365160, 376974, 386640, 395590, 410805, 418860, 438192, 474708, 477360, 492966, 502632, 547740, 558480, 579960, 593385, 628290, 632944, 657288, 712062, 716040, 730320, 753948, 791180, 821610, 837720, 942435, 949416, 985932, 1005264, 1068093, 1095480, 1159920, 1186770, 1232415, 1256580, 1314576, 1424124, 1432080, 1507896, 1582360, 1643220, 1675440, 1780155, 1884870, 1898832, 1971864, 2136186, 2190960, 2373540, 2464830, 2513160, 2848248, 3015792, 3164720, 3204279, 3286440, 3560310, 3769740, 3943728, 4272372, 4747080, 4929660, 5026320, 5340465, 5696496, 6408558, 6572880, 7120620, 7539480, 8544744, 9494160, 9859320, 10680930, 12817116, 14241240, 15078960, 16021395, 17089488, 19718640, 21361860, 25634232, 28482480, 32042790, 42723720, 51268464, 64085580, 85447440, 128171160, 256342320]

約数ペア:

[(1, 256342320), (2, 128171160), (3, 85447440), (4, 64085580), (5, 51268464), (6, 42723720), (8, 32042790), (9, 28482480), (10, 25634232), (12, 21361860), (13, 19718640), (15, 17089488), (16, 16021395), (17, 15078960), (18, 14241240), (20, 12817116), (24, 10680930), (26, 9859320), (27, 9494160), (30, 8544744), (34, 7539480), (36, 7120620), (39, 6572880), (40, 6408558), (45, 5696496), (48, 5340465), (51, 5026320), (52, 4929660), (54, 4747080), (60, 4272372), (65, 3943728), (68, 3769740), (72, 3560310), (78, 3286440), (80, 3204279), (81, 3164720), (85, 3015792), (90, 2848248), (102, 2513160), (104, 2464830), (108, 2373540), (117, 2190960), (120, 2136186), (130, 1971864), (135, 1898832), (136, 1884870), (144, 1780155), (153, 1675440), (156, 1643220), (162, 1582360), (170, 1507896), (179, 1432080), (180, 1424124), (195, 1314576), (204, 1256580), (208, 1232415), (216, 1186770), (221, 1159920), (234, 1095480), (240, 1068093), (255, 1005264), (260, 985932), (270, 949416), (272, 942435), (306, 837720), (312, 821610), (324, 791180), (340, 753948), (351, 730320), (358, 716040), (360, 712062), (390, 657288), (405, 632944), (408, 628290), (432, 593385), (442, 579960), (459, 558480), (468, 547740), (510, 502632), (520, 492966), (537, 477360), (540, 474708), (585, 438192), (612, 418860), (624, 410805), (648, 395590), (663, 386640), (680, 376974), (702, 365160), (716, 358020), (720, 356031), (765, 335088), (780, 328644), (810, 316472), (816, 314145), (884, 289980), (895, 286416), (918, 279240), (936, 273870), (1020, 251316), (1040, 246483), (1053, 243440), (1074, 238680), (1080, 237354), (1105, 231984), (1170, 219096), (1224, 209430), (1296, 197795), (1326, 193320), (1360, 188487), (1377, 186160), (1404, 182580), (1432, 179010), (1530, 167544), (1560, 164322), (1611, 159120), (1620, 158236), (1755, 146064), (1768, 144990), (1790, 143208), (1836, 139620), (1872, 136935), (1989, 128880), (2040, 125658), (2106, 121720), (2148, 119340), (2160, 118677), (2210, 115992), (2295, 111696), (2327, 110160), (2340, 109548), (2448, 104715), (2652, 96660), (2685, 95472), (2754, 93080), (2808, 91290), (2864, 89505), (3043, 84240), (3060, 83772), (3120, 82161), (3222, 79560), (3240, 79118), (3315, 77328), (3510, 73032), (3536, 72495), (3580, 71604), (3672, 69810), (3978, 64440), (4080, 62829), (4212, 60860), (4296, 59670), (4420, 57996), (4590, 55848), (4654, 55080), (4680, 54774), (4833, 53040), (5265, 48688), (5304, 48330), (5370, 47736), (5508, 46540), (5616, 45645), (5967, 42960), (6086, 42120), (6120, 41886), (6444, 39780), (6480, 39559), (6630, 38664), (6885, 37232), (6981, 36720), (7020, 36516), (7160, 35802), (7344, 34905), (7956, 32220), (8055, 31824), (8424, 30430), (8592, 29835), (8840, 28998), (9129, 28080), (9180, 27924), (9308, 27540), (9360, 27387), (9666, 26520), (9945, 25776), (10530, 24344), (10608, 24165), (10740, 23868), (11016, 23270), (11635, 22032), (11934, 21480), (12172, 21060), (12240, 20943), (12888, 19890), (13260, 19332), (13770, 18616), (13962, 18360), (14040, 18258), (14320, 17901), (14499, 17680), (15215, 16848), (15912, 16110)]