161012880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 320

約数和(自身を含む): 662814720

約数和(自身を除く): 501801840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 168, 180, 184, 189, 207, 210, 216, 230, 240, 252, 270, 276, 280, 315, 322, 336, 345, 360, 368, 378, 414, 420, 432, 460, 463, 483, 504, 540, 552, 560, 621, 630, 644, 690, 720, 756, 805, 828, 840, 920, 926, 945, 966, 1008, 1035, 1080, 1104, 1242, 1260, 1288, 1380, 1389, 1449, 1512, 1610, 1656, 1680, 1840, 1852, 1890, 1932, 2070, 2160, 2315, 2415, 2484, 2520, 2576, 2760, 2778, 2898, 3024, 3105, 3220, 3241, 3312, 3704, 3780, 3864, 4140, 4167, 4347, 4630, 4830, 4968, 5040, 5520, 5556, 5796, 6210, 6440, 6482, 6945, 7245, 7408, 7560, 7728, 8280, 8334, 8694, 9260, 9660, 9723, 9936, 10649, 11112, 11592, 12420, 12501, 12880, 12964, 13890, 14490, 15120, 16205, 16560, 16668, 17388, 18520, 19320, 19446, 20835, 21298, 21735, 22224, 23184, 24840, 25002, 25928, 27780, 28980, 29169, 31947, 32410, 33336, 34776, 37040, 38640, 38892, 41670, 42596, 43470, 48615, 49680, 50004, 51856, 53245, 55560, 57960, 58338, 62505, 63894, 64820, 66672, 69552, 74543, 77784, 83340, 85192, 86940, 87507, 95841, 97230, 100008, 106490, 111120, 115920, 116676, 125010, 127788, 129640, 145845, 149086, 155568, 159735, 166680, 170384, 173880, 175014, 191682, 194460, 200016, 212980, 223629, 233352, 250020, 255576, 259280, 287523, 291690, 298172, 319470, 333360, 347760, 350028, 372715, 383364, 388920, 425960, 437535, 447258, 466704, 479205, 500040, 511152, 575046, 583380, 596344, 638940, 670887, 700056, 745430, 766728, 777840, 851920, 875070, 894516, 958410, 1000080, 1118145, 1150092, 1166760, 1192688, 1277880, 1341774, 1400112, 1437615, 1490860, 1533456, 1750140, 1789032, 1916820, 2012661, 2236290, 2300184, 2333520, 2555760, 2683548, 2875230, 2981720, 3354435, 3500280, 3578064, 3833640, 4025322, 4472580, 4600368, 5367096, 5750460, 5963440, 6708870, 7000560, 7667280, 8050644, 8945160, 10063305, 10734192, 11500920, 13417740, 16101288, 17890320, 20126610, 23001840, 26835480, 32202576, 40253220, 53670960, 80506440, 161012880]

約数ペア:

[(1, 161012880), (2, 80506440), (3, 53670960), (4, 40253220), (5, 32202576), (6, 26835480), (7, 23001840), (8, 20126610), (9, 17890320), (10, 16101288), (12, 13417740), (14, 11500920), (15, 10734192), (16, 10063305), (18, 8945160), (20, 8050644), (21, 7667280), (23, 7000560), (24, 6708870), (27, 5963440), (28, 5750460), (30, 5367096), (35, 4600368), (36, 4472580), (40, 4025322), (42, 3833640), (45, 3578064), (46, 3500280), (48, 3354435), (54, 2981720), (56, 2875230), (60, 2683548), (63, 2555760), (69, 2333520), (70, 2300184), (72, 2236290), (80, 2012661), (84, 1916820), (90, 1789032), (92, 1750140), (105, 1533456), (108, 1490860), (112, 1437615), (115, 1400112), (120, 1341774), (126, 1277880), (135, 1192688), (138, 1166760), (140, 1150092), (144, 1118145), (161, 1000080), (168, 958410), (180, 894516), (184, 875070), (189, 851920), (207, 777840), (210, 766728), (216, 745430), (230, 700056), (240, 670887), (252, 638940), (270, 596344), (276, 583380), (280, 575046), (315, 511152), (322, 500040), (336, 479205), (345, 466704), (360, 447258), (368, 437535), (378, 425960), (414, 388920), (420, 383364), (432, 372715), (460, 350028), (463, 347760), (483, 333360), (504, 319470), (540, 298172), (552, 291690), (560, 287523), (621, 259280), (630, 255576), (644, 250020), (690, 233352), (720, 223629), (756, 212980), (805, 200016), (828, 194460), (840, 191682), (920, 175014), (926, 173880), (945, 170384), (966, 166680), (1008, 159735), (1035, 155568), (1080, 149086), (1104, 145845), (1242, 129640), (1260, 127788), (1288, 125010), (1380, 116676), (1389, 115920), (1449, 111120), (1512, 106490), (1610, 100008), (1656, 97230), (1680, 95841), (1840, 87507), (1852, 86940), (1890, 85192), (1932, 83340), (2070, 77784), (2160, 74543), (2315, 69552), (2415, 66672), (2484, 64820), (2520, 63894), (2576, 62505), (2760, 58338), (2778, 57960), (2898, 55560), (3024, 53245), (3105, 51856), (3220, 50004), (3241, 49680), (3312, 48615), (3704, 43470), (3780, 42596), (3864, 41670), (4140, 38892), (4167, 38640), (4347, 37040), (4630, 34776), (4830, 33336), (4968, 32410), (5040, 31947), (5520, 29169), (5556, 28980), (5796, 27780), (6210, 25928), (6440, 25002), (6482, 24840), (6945, 23184), (7245, 22224), (7408, 21735), (7560, 21298), (7728, 20835), (8280, 19446), (8334, 19320), (8694, 18520), (9260, 17388), (9660, 16668), (9723, 16560), (9936, 16205), (10649, 15120), (11112, 14490), (11592, 13890), (12420, 12964), (12501, 12880)]