304888920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:454

約数の個数: 256

約数和(自身を含む): 1119191040

約数和(自身を除く): 814302120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 43, 46, 56, 60, 69, 70, 84, 86, 92, 105, 115, 120, 129, 138, 140, 161, 168, 172, 184, 210, 215, 230, 258, 276, 280, 301, 322, 344, 345, 367, 420, 430, 460, 483, 516, 552, 602, 644, 645, 690, 734, 805, 840, 860, 903, 920, 966, 989, 1032, 1101, 1204, 1288, 1290, 1380, 1468, 1505, 1610, 1720, 1806, 1835, 1932, 1978, 2202, 2408, 2415, 2569, 2580, 2760, 2936, 2967, 3010, 3220, 3612, 3670, 3864, 3956, 4404, 4515, 4830, 4945, 5138, 5160, 5505, 5934, 6020, 6440, 6923, 7224, 7340, 7707, 7912, 8441, 8808, 9030, 9660, 9890, 10276, 11010, 11868, 12040, 12845, 13846, 14680, 14835, 15414, 15781, 16882, 18060, 19320, 19780, 20552, 20769, 22020, 23736, 25323, 25690, 27692, 29670, 30828, 31562, 33764, 34615, 36120, 38535, 39560, 41538, 42205, 44040, 47343, 50646, 51380, 55384, 59087, 59340, 61656, 63124, 67528, 69230, 77070, 78905, 83076, 84410, 94686, 101292, 102760, 103845, 110467, 118174, 118680, 126248, 126615, 138460, 154140, 157810, 166152, 168820, 177261, 189372, 202584, 207690, 220934, 236348, 236715, 253230, 276920, 295435, 308280, 315620, 331401, 337640, 354522, 362963, 378744, 415380, 441868, 472696, 473430, 506460, 552335, 590870, 631240, 662802, 709044, 725926, 830760, 883736, 886305, 946860, 1012920, 1088889, 1104670, 1181740, 1325604, 1418088, 1451852, 1657005, 1772610, 1814815, 1893720, 2177778, 2209340, 2363480, 2540741, 2651208, 2903704, 3314010, 3545220, 3629630, 4355556, 4418680, 5081482, 5444445, 6628020, 7090440, 7259260, 7622223, 8711112, 10162964, 10888890, 12703705, 13256040, 14518520, 15244446, 20325928, 21777780, 25407410, 30488892, 38111115, 43555560, 50814820, 60977784, 76222230, 101629640, 152444460, 304888920]

約数ペア:

[(1, 304888920), (2, 152444460), (3, 101629640), (4, 76222230), (5, 60977784), (6, 50814820), (7, 43555560), (8, 38111115), (10, 30488892), (12, 25407410), (14, 21777780), (15, 20325928), (20, 15244446), (21, 14518520), (23, 13256040), (24, 12703705), (28, 10888890), (30, 10162964), (35, 8711112), (40, 7622223), (42, 7259260), (43, 7090440), (46, 6628020), (56, 5444445), (60, 5081482), (69, 4418680), (70, 4355556), (84, 3629630), (86, 3545220), (92, 3314010), (105, 2903704), (115, 2651208), (120, 2540741), (129, 2363480), (138, 2209340), (140, 2177778), (161, 1893720), (168, 1814815), (172, 1772610), (184, 1657005), (210, 1451852), (215, 1418088), (230, 1325604), (258, 1181740), (276, 1104670), (280, 1088889), (301, 1012920), (322, 946860), (344, 886305), (345, 883736), (367, 830760), (420, 725926), (430, 709044), (460, 662802), (483, 631240), (516, 590870), (552, 552335), (602, 506460), (644, 473430), (645, 472696), (690, 441868), (734, 415380), (805, 378744), (840, 362963), (860, 354522), (903, 337640), (920, 331401), (966, 315620), (989, 308280), (1032, 295435), (1101, 276920), (1204, 253230), (1288, 236715), (1290, 236348), (1380, 220934), (1468, 207690), (1505, 202584), (1610, 189372), (1720, 177261), (1806, 168820), (1835, 166152), (1932, 157810), (1978, 154140), (2202, 138460), (2408, 126615), (2415, 126248), (2569, 118680), (2580, 118174), (2760, 110467), (2936, 103845), (2967, 102760), (3010, 101292), (3220, 94686), (3612, 84410), (3670, 83076), (3864, 78905), (3956, 77070), (4404, 69230), (4515, 67528), (4830, 63124), (4945, 61656), (5138, 59340), (5160, 59087), (5505, 55384), (5934, 51380), (6020, 50646), (6440, 47343), (6923, 44040), (7224, 42205), (7340, 41538), (7707, 39560), (7912, 38535), (8441, 36120), (8808, 34615), (9030, 33764), (9660, 31562), (9890, 30828), (10276, 29670), (11010, 27692), (11868, 25690), (12040, 25323), (12845, 23736), (13846, 22020), (14680, 20769), (14835, 20552), (15414, 19780), (15781, 19320), (16882, 18060)]