257772960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 288

約数和(自身を含む): 944431488

約数和(自身を除く): 686658528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 43, 45, 46, 48, 60, 69, 72, 80, 86, 90, 92, 96, 115, 120, 129, 138, 144, 160, 172, 180, 181, 184, 207, 215, 230, 240, 258, 276, 288, 344, 345, 360, 362, 368, 387, 414, 430, 460, 480, 516, 543, 552, 645, 688, 690, 720, 724, 736, 774, 828, 860, 905, 920, 989, 1032, 1035, 1086, 1104, 1290, 1376, 1380, 1440, 1448, 1548, 1629, 1656, 1720, 1810, 1840, 1935, 1978, 2064, 2070, 2172, 2208, 2580, 2715, 2760, 2896, 2967, 3096, 3258, 3312, 3440, 3620, 3680, 3870, 3956, 4128, 4140, 4163, 4344, 4945, 5160, 5430, 5520, 5792, 5934, 6192, 6516, 6624, 6880, 7240, 7740, 7783, 7912, 8145, 8280, 8326, 8688, 8901, 9890, 10320, 10860, 11040, 11868, 12384, 12489, 13032, 14480, 14835, 15480, 15566, 15824, 16290, 16560, 16652, 17376, 17802, 19780, 20640, 20815, 21720, 23349, 23736, 24978, 26064, 28960, 29670, 30960, 31132, 31648, 32580, 33120, 33304, 35604, 37467, 38915, 39560, 41630, 43440, 44505, 46698, 47472, 49956, 52128, 59340, 61920, 62264, 62445, 65160, 66608, 70047, 71208, 74934, 77830, 79120, 83260, 86880, 89010, 93396, 94944, 99912, 116745, 118680, 124528, 124890, 130320, 133216, 140094, 142416, 149868, 155660, 158240, 166520, 178020, 179009, 186792, 187335, 199824, 233490, 237360, 249056, 249780, 260640, 280188, 284832, 299736, 311320, 333040, 350235, 356040, 358018, 373584, 374670, 399648, 466980, 474720, 499560, 537027, 560376, 599472, 622640, 666080, 700470, 712080, 716036, 747168, 749340, 895045, 933960, 999120, 1074054, 1120752, 1198944, 1245280, 1400940, 1424160, 1432072, 1498680, 1611081, 1790090, 1867920, 1998240, 2148108, 2241504, 2685135, 2801880, 2864144, 2997360, 3222162, 3580180, 3735840, 4296216, 5370270, 5603760, 5728288, 5994720, 6444324, 7160360, 8055405, 8592432, 10740540, 11207520, 12888648, 14320720, 16110810, 17184864, 21481080, 25777296, 28641440, 32221620, 42962160, 51554592, 64443240, 85924320, 128886480, 257772960]

約数ペア:

[(1, 257772960), (2, 128886480), (3, 85924320), (4, 64443240), (5, 51554592), (6, 42962160), (8, 32221620), (9, 28641440), (10, 25777296), (12, 21481080), (15, 17184864), (16, 16110810), (18, 14320720), (20, 12888648), (23, 11207520), (24, 10740540), (30, 8592432), (32, 8055405), (36, 7160360), (40, 6444324), (43, 5994720), (45, 5728288), (46, 5603760), (48, 5370270), (60, 4296216), (69, 3735840), (72, 3580180), (80, 3222162), (86, 2997360), (90, 2864144), (92, 2801880), (96, 2685135), (115, 2241504), (120, 2148108), (129, 1998240), (138, 1867920), (144, 1790090), (160, 1611081), (172, 1498680), (180, 1432072), (181, 1424160), (184, 1400940), (207, 1245280), (215, 1198944), (230, 1120752), (240, 1074054), (258, 999120), (276, 933960), (288, 895045), (344, 749340), (345, 747168), (360, 716036), (362, 712080), (368, 700470), (387, 666080), (414, 622640), (430, 599472), (460, 560376), (480, 537027), (516, 499560), (543, 474720), (552, 466980), (645, 399648), (688, 374670), (690, 373584), (720, 358018), (724, 356040), (736, 350235), (774, 333040), (828, 311320), (860, 299736), (905, 284832), (920, 280188), (989, 260640), (1032, 249780), (1035, 249056), (1086, 237360), (1104, 233490), (1290, 199824), (1376, 187335), (1380, 186792), (1440, 179009), (1448, 178020), (1548, 166520), (1629, 158240), (1656, 155660), (1720, 149868), (1810, 142416), (1840, 140094), (1935, 133216), (1978, 130320), (2064, 124890), (2070, 124528), (2172, 118680), (2208, 116745), (2580, 99912), (2715, 94944), (2760, 93396), (2896, 89010), (2967, 86880), (3096, 83260), (3258, 79120), (3312, 77830), (3440, 74934), (3620, 71208), (3680, 70047), (3870, 66608), (3956, 65160), (4128, 62445), (4140, 62264), (4163, 61920), (4344, 59340), (4945, 52128), (5160, 49956), (5430, 47472), (5520, 46698), (5792, 44505), (5934, 43440), (6192, 41630), (6516, 39560), (6624, 38915), (6880, 37467), (7240, 35604), (7740, 33304), (7783, 33120), (7912, 32580), (8145, 31648), (8280, 31132), (8326, 30960), (8688, 29670), (8901, 28960), (9890, 26064), (10320, 24978), (10860, 23736), (11040, 23349), (11868, 21720), (12384, 20815), (12489, 20640), (13032, 19780), (14480, 17802), (14835, 17376), (15480, 16652), (15566, 16560), (15824, 16290)]