165631680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 252

約数和(自身を含む): 608228400

約数和(自身を除く): 442596720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 199, 204, 240, 255, 272, 288, 289, 306, 320, 340, 360, 398, 408, 480, 510, 544, 576, 578, 597, 612, 680, 720, 765, 796, 816, 867, 960, 995, 1020, 1088, 1156, 1194, 1224, 1360, 1440, 1445, 1530, 1592, 1632, 1734, 1791, 1990, 2040, 2312, 2388, 2448, 2601, 2720, 2880, 2890, 2985, 3060, 3184, 3264, 3383, 3468, 3582, 3980, 4080, 4335, 4624, 4776, 4896, 5202, 5440, 5780, 5970, 6120, 6368, 6766, 6936, 7164, 7960, 8160, 8670, 8955, 9248, 9552, 9792, 10149, 10404, 11560, 11940, 12240, 12736, 13005, 13532, 13872, 14328, 15920, 16320, 16915, 17340, 17910, 18496, 19104, 20298, 20808, 23120, 23880, 24480, 26010, 27064, 27744, 28656, 30447, 31840, 33830, 34680, 35820, 38208, 40596, 41616, 46240, 47760, 48960, 50745, 52020, 54128, 55488, 57312, 57511, 60894, 63680, 67660, 69360, 71640, 81192, 83232, 92480, 95520, 101490, 104040, 108256, 114624, 115022, 121788, 135320, 138720, 143280, 152235, 162384, 166464, 172533, 191040, 202980, 208080, 216512, 230044, 243576, 270640, 277440, 286560, 287555, 304470, 324768, 345066, 405960, 416160, 460088, 487152, 517599, 541280, 573120, 575110, 608940, 649536, 690132, 811920, 832320, 862665, 920176, 974304, 1035198, 1082560, 1150220, 1217880, 1380264, 1623840, 1725330, 1840352, 1948608, 2070396, 2300440, 2435760, 2587995, 2760528, 3247680, 3450660, 3680704, 4140792, 4600880, 4871520, 5175990, 5521056, 6901320, 8281584, 9201760, 9743040, 10351980, 11042112, 13802640, 16563168, 18403520, 20703960, 27605280, 33126336, 41407920, 55210560, 82815840, 165631680]

約数ペア:

[(1, 165631680), (2, 82815840), (3, 55210560), (4, 41407920), (5, 33126336), (6, 27605280), (8, 20703960), (9, 18403520), (10, 16563168), (12, 13802640), (15, 11042112), (16, 10351980), (17, 9743040), (18, 9201760), (20, 8281584), (24, 6901320), (30, 5521056), (32, 5175990), (34, 4871520), (36, 4600880), (40, 4140792), (45, 3680704), (48, 3450660), (51, 3247680), (60, 2760528), (64, 2587995), (68, 2435760), (72, 2300440), (80, 2070396), (85, 1948608), (90, 1840352), (96, 1725330), (102, 1623840), (120, 1380264), (136, 1217880), (144, 1150220), (153, 1082560), (160, 1035198), (170, 974304), (180, 920176), (192, 862665), (199, 832320), (204, 811920), (240, 690132), (255, 649536), (272, 608940), (288, 575110), (289, 573120), (306, 541280), (320, 517599), (340, 487152), (360, 460088), (398, 416160), (408, 405960), (480, 345066), (510, 324768), (544, 304470), (576, 287555), (578, 286560), (597, 277440), (612, 270640), (680, 243576), (720, 230044), (765, 216512), (796, 208080), (816, 202980), (867, 191040), (960, 172533), (995, 166464), (1020, 162384), (1088, 152235), (1156, 143280), (1194, 138720), (1224, 135320), (1360, 121788), (1440, 115022), (1445, 114624), (1530, 108256), (1592, 104040), (1632, 101490), (1734, 95520), (1791, 92480), (1990, 83232), (2040, 81192), (2312, 71640), (2388, 69360), (2448, 67660), (2601, 63680), (2720, 60894), (2880, 57511), (2890, 57312), (2985, 55488), (3060, 54128), (3184, 52020), (3264, 50745), (3383, 48960), (3468, 47760), (3582, 46240), (3980, 41616), (4080, 40596), (4335, 38208), (4624, 35820), (4776, 34680), (4896, 33830), (5202, 31840), (5440, 30447), (5780, 28656), (5970, 27744), (6120, 27064), (6368, 26010), (6766, 24480), (6936, 23880), (7164, 23120), (7960, 20808), (8160, 20298), (8670, 19104), (8955, 18496), (9248, 17910), (9552, 17340), (9792, 16915), (10149, 16320), (10404, 15920), (11560, 14328), (11940, 13872), (12240, 13532), (12736, 13005)]