280981800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:673

約数の個数: 288

約数和(自身を含む): 1075913280

約数和(自身を除く): 794931480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 25, 30, 33, 36, 40, 44, 45, 46, 50, 55, 60, 66, 69, 72, 75, 88, 90, 92, 99, 100, 110, 115, 120, 132, 138, 150, 165, 180, 184, 198, 200, 207, 220, 225, 230, 253, 264, 275, 276, 300, 330, 345, 360, 396, 414, 440, 450, 460, 495, 506, 550, 552, 575, 600, 617, 660, 690, 759, 792, 825, 828, 900, 920, 990, 1012, 1035, 1100, 1150, 1234, 1265, 1320, 1380, 1518, 1650, 1656, 1725, 1800, 1851, 1980, 2024, 2070, 2200, 2277, 2300, 2468, 2475, 2530, 2760, 3036, 3085, 3300, 3450, 3702, 3795, 3960, 4140, 4554, 4600, 4936, 4950, 5060, 5175, 5553, 6072, 6170, 6325, 6600, 6787, 6900, 7404, 7590, 8280, 9108, 9255, 9900, 10120, 10350, 11106, 11385, 12340, 12650, 13574, 13800, 14191, 14808, 15180, 15425, 18216, 18510, 18975, 19800, 20361, 20700, 22212, 22770, 24680, 25300, 27148, 27765, 28382, 30360, 30850, 33935, 37020, 37950, 40722, 41400, 42573, 44424, 45540, 46275, 50600, 54296, 55530, 56764, 56925, 61083, 61700, 67870, 70955, 74040, 75900, 81444, 85146, 91080, 92550, 101805, 111060, 113528, 113850, 122166, 123400, 127719, 135740, 138825, 141910, 151800, 156101, 162888, 169675, 170292, 185100, 203610, 212865, 222120, 227700, 244332, 255438, 271480, 277650, 283820, 305415, 312202, 339350, 340584, 354775, 370200, 407220, 425730, 455400, 468303, 488664, 509025, 510876, 555300, 567640, 610830, 624404, 638595, 678700, 709550, 780505, 814440, 851460, 936606, 1018050, 1021752, 1064325, 1110600, 1221660, 1248808, 1277190, 1357400, 1404909, 1419100, 1527075, 1561010, 1702920, 1873212, 2036100, 2128650, 2341515, 2443320, 2554380, 2809818, 2838200, 3054150, 3122020, 3192975, 3746424, 3902525, 4072200, 4257300, 4683030, 5108760, 5619636, 6108300, 6244040, 6385950, 7024545, 7805050, 8514600, 9366060, 11239272, 11707575, 12216600, 12771900, 14049090, 15610100, 18732120, 23415150, 25543800, 28098180, 31220200, 35122725, 46830300, 56196360, 70245450, 93660600, 140490900, 280981800]

約数ペア:

[(1, 280981800), (2, 140490900), (3, 93660600), (4, 70245450), (5, 56196360), (6, 46830300), (8, 35122725), (9, 31220200), (10, 28098180), (11, 25543800), (12, 23415150), (15, 18732120), (18, 15610100), (20, 14049090), (22, 12771900), (23, 12216600), (24, 11707575), (25, 11239272), (30, 9366060), (33, 8514600), (36, 7805050), (40, 7024545), (44, 6385950), (45, 6244040), (46, 6108300), (50, 5619636), (55, 5108760), (60, 4683030), (66, 4257300), (69, 4072200), (72, 3902525), (75, 3746424), (88, 3192975), (90, 3122020), (92, 3054150), (99, 2838200), (100, 2809818), (110, 2554380), (115, 2443320), (120, 2341515), (132, 2128650), (138, 2036100), (150, 1873212), (165, 1702920), (180, 1561010), (184, 1527075), (198, 1419100), (200, 1404909), (207, 1357400), (220, 1277190), (225, 1248808), (230, 1221660), (253, 1110600), (264, 1064325), (275, 1021752), (276, 1018050), (300, 936606), (330, 851460), (345, 814440), (360, 780505), (396, 709550), (414, 678700), (440, 638595), (450, 624404), (460, 610830), (495, 567640), (506, 555300), (550, 510876), (552, 509025), (575, 488664), (600, 468303), (617, 455400), (660, 425730), (690, 407220), (759, 370200), (792, 354775), (825, 340584), (828, 339350), (900, 312202), (920, 305415), (990, 283820), (1012, 277650), (1035, 271480), (1100, 255438), (1150, 244332), (1234, 227700), (1265, 222120), (1320, 212865), (1380, 203610), (1518, 185100), (1650, 170292), (1656, 169675), (1725, 162888), (1800, 156101), (1851, 151800), (1980, 141910), (2024, 138825), (2070, 135740), (2200, 127719), (2277, 123400), (2300, 122166), (2468, 113850), (2475, 113528), (2530, 111060), (2760, 101805), (3036, 92550), (3085, 91080), (3300, 85146), (3450, 81444), (3702, 75900), (3795, 74040), (3960, 70955), (4140, 67870), (4554, 61700), (4600, 61083), (4936, 56925), (4950, 56764), (5060, 55530), (5175, 54296), (5553, 50600), (6072, 46275), (6170, 45540), (6325, 44424), (6600, 42573), (6787, 41400), (6900, 40722), (7404, 37950), (7590, 37020), (8280, 33935), (9108, 30850), (9255, 30360), (9900, 28382), (10120, 27765), (10350, 27148), (11106, 25300), (11385, 24680), (12340, 22770), (12650, 22212), (13574, 20700), (13800, 20361), (14191, 19800), (14808, 18975), (15180, 18510), (15425, 18216)]