1645420000

素因数分解:

$2^5\times 5^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 360

約数和(自身を含む): 4980918096

約数和(自身を除く): 3335498096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 49, 50, 56, 70, 73, 80, 92, 98, 100, 112, 115, 125, 140, 146, 160, 161, 175, 184, 196, 200, 224, 230, 245, 250, 280, 292, 322, 350, 365, 368, 392, 400, 460, 490, 500, 511, 560, 575, 584, 625, 644, 700, 730, 736, 784, 800, 805, 875, 920, 980, 1000, 1022, 1120, 1127, 1150, 1168, 1225, 1250, 1288, 1400, 1460, 1568, 1610, 1679, 1750, 1825, 1840, 1960, 2000, 2044, 2254, 2300, 2336, 2450, 2500, 2555, 2576, 2800, 2875, 2920, 3220, 3358, 3500, 3577, 3650, 3680, 3920, 4000, 4025, 4088, 4375, 4508, 4600, 4900, 5000, 5110, 5152, 5600, 5635, 5750, 5840, 6125, 6440, 6716, 7000, 7154, 7300, 7840, 8050, 8176, 8395, 8750, 9016, 9125, 9200, 9800, 10000, 10220, 11270, 11500, 11680, 11753, 12250, 12775, 12880, 13432, 14000, 14308, 14375, 14600, 16100, 16352, 16790, 17500, 17885, 18032, 18250, 18400, 19600, 20000, 20125, 20440, 22540, 23000, 23506, 24500, 25550, 25760, 26864, 28000, 28175, 28616, 28750, 29200, 30625, 32200, 33580, 35000, 35770, 36064, 36500, 39200, 40250, 40880, 41975, 45080, 45625, 46000, 47012, 49000, 51100, 53728, 56350, 57232, 57500, 58400, 58765, 61250, 63875, 64400, 67160, 70000, 71540, 73000, 80500, 81760, 82271, 83950, 89425, 90160, 91250, 92000, 94024, 98000, 100625, 102200, 112700, 114464, 115000, 117530, 122500, 127750, 128800, 134320, 140000, 140875, 143080, 146000, 161000, 164542, 167900, 178850, 180320, 182500, 188048, 196000, 201250, 204400, 209875, 225400, 230000, 235060, 245000, 255500, 268640, 281750, 286160, 292000, 293825, 319375, 322000, 329084, 335800, 357700, 365000, 376096, 402500, 408800, 411355, 419750, 447125, 450800, 460000, 470120, 490000, 511000, 563500, 572320, 587650, 638750, 644000, 658168, 671600, 704375, 715400, 730000, 805000, 822710, 839500, 894250, 901600, 940240, 980000, 1022000, 1049375, 1127000, 1175300, 1277500, 1316336, 1343200, 1408750, 1430800, 1460000, 1469125, 1610000, 1645420, 1679000, 1788500, 1880480, 2044000, 2056775, 2098750, 2235625, 2254000, 2350600, 2555000, 2632672, 2817500, 2861600, 2938250, 3220000, 3290840, 3358000, 3577000, 4113550, 4197500, 4471250, 4508000, 4701200, 5110000, 5635000, 5876500, 6581680, 6716000, 7154000, 7345625, 8227100, 8395000, 8942500, 9402400, 10220000, 10283875, 11270000, 11753000, 13163360, 14308000, 14691250, 16454200, 16790000, 17885000, 20567750, 22540000, 23506000, 29382500, 32908400, 33580000, 35770000, 41135500, 47012000, 51419375, 58765000, 65816800, 71540000, 82271000, 102838750, 117530000, 164542000, 205677500, 235060000, 329084000, 411355000, 822710000, 1645420000]

約数ペア:

[(1, 1645420000), (2, 822710000), (4, 411355000), (5, 329084000), (7, 235060000), (8, 205677500), (10, 164542000), (14, 117530000), (16, 102838750), (20, 82271000), (23, 71540000), (25, 65816800), (28, 58765000), (32, 51419375), (35, 47012000), (40, 41135500), (46, 35770000), (49, 33580000), (50, 32908400), (56, 29382500), (70, 23506000), (73, 22540000), (80, 20567750), (92, 17885000), (98, 16790000), (100, 16454200), (112, 14691250), (115, 14308000), (125, 13163360), (140, 11753000), (146, 11270000), (160, 10283875), (161, 10220000), (175, 9402400), (184, 8942500), (196, 8395000), (200, 8227100), (224, 7345625), (230, 7154000), (245, 6716000), (250, 6581680), (280, 5876500), (292, 5635000), (322, 5110000), (350, 4701200), (365, 4508000), (368, 4471250), (392, 4197500), (400, 4113550), (460, 3577000), (490, 3358000), (500, 3290840), (511, 3220000), (560, 2938250), (575, 2861600), (584, 2817500), (625, 2632672), (644, 2555000), (700, 2350600), (730, 2254000), (736, 2235625), (784, 2098750), (800, 2056775), (805, 2044000), (875, 1880480), (920, 1788500), (980, 1679000), (1000, 1645420), (1022, 1610000), (1120, 1469125), (1127, 1460000), (1150, 1430800), (1168, 1408750), (1225, 1343200), (1250, 1316336), (1288, 1277500), (1400, 1175300), (1460, 1127000), (1568, 1049375), (1610, 1022000), (1679, 980000), (1750, 940240), (1825, 901600), (1840, 894250), (1960, 839500), (2000, 822710), (2044, 805000), (2254, 730000), (2300, 715400), (2336, 704375), (2450, 671600), (2500, 658168), (2555, 644000), (2576, 638750), (2800, 587650), (2875, 572320), (2920, 563500), (3220, 511000), (3358, 490000), (3500, 470120), (3577, 460000), (3650, 450800), (3680, 447125), (3920, 419750), (4000, 411355), (4025, 408800), (4088, 402500), (4375, 376096), (4508, 365000), (4600, 357700), (4900, 335800), (5000, 329084), (5110, 322000), (5152, 319375), (5600, 293825), (5635, 292000), (5750, 286160), (5840, 281750), (6125, 268640), (6440, 255500), (6716, 245000), (7000, 235060), (7154, 230000), (7300, 225400), (7840, 209875), (8050, 204400), (8176, 201250), (8395, 196000), (8750, 188048), (9016, 182500), (9125, 180320), (9200, 178850), (9800, 167900), (10000, 164542), (10220, 161000), (11270, 146000), (11500, 143080), (11680, 140875), (11753, 140000), (12250, 134320), (12775, 128800), (12880, 127750), (13432, 122500), (14000, 117530), (14308, 115000), (14375, 114464), (14600, 112700), (16100, 102200), (16352, 100625), (16790, 98000), (17500, 94024), (17885, 92000), (18032, 91250), (18250, 90160), (18400, 89425), (19600, 83950), (20000, 82271), (20125, 81760), (20440, 80500), (22540, 73000), (23000, 71540), (23506, 70000), (24500, 67160), (25550, 64400), (25760, 63875), (26864, 61250), (28000, 58765), (28175, 58400), (28616, 57500), (28750, 57232), (29200, 56350), (30625, 53728), (32200, 51100), (33580, 49000), (35000, 47012), (35770, 46000), (36064, 45625), (36500, 45080), (39200, 41975), (40250, 40880)]