21208500000

素因数分解:

$2^5\times 3^3\times 5^6\times {\mathrm{1571}}^1$

素因数の和:1620

約数の個数: 336

約数和(自身を含む): 77370884640

約数和(自身を除く): 56162384640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 180, 200, 216, 225, 240, 250, 270, 288, 300, 360, 375, 400, 432, 450, 480, 500, 540, 600, 625, 675, 720, 750, 800, 864, 900, 1000, 1080, 1125, 1200, 1250, 1350, 1440, 1500, 1571, 1800, 1875, 2000, 2160, 2250, 2400, 2500, 2700, 3000, 3125, 3142, 3375, 3600, 3750, 4000, 4320, 4500, 4713, 5000, 5400, 5625, 6000, 6250, 6284, 6750, 7200, 7500, 7855, 9000, 9375, 9426, 10000, 10800, 11250, 12000, 12500, 12568, 13500, 14139, 15000, 15625, 15710, 16875, 18000, 18750, 18852, 20000, 21600, 22500, 23565, 25000, 25136, 27000, 28125, 28278, 30000, 31250, 31420, 33750, 36000, 37500, 37704, 39275, 42417, 45000, 46875, 47130, 50000, 50272, 54000, 56250, 56556, 60000, 62500, 62840, 67500, 70695, 75000, 75408, 78550, 84375, 84834, 90000, 93750, 94260, 100000, 108000, 112500, 113112, 117825, 125000, 125680, 135000, 140625, 141390, 150000, 150816, 157100, 168750, 169668, 180000, 187500, 188520, 196375, 212085, 225000, 226224, 235650, 250000, 251360, 270000, 281250, 282780, 300000, 314200, 337500, 339336, 353475, 375000, 377040, 392750, 421875, 424170, 450000, 452448, 471300, 500000, 540000, 562500, 565560, 589125, 628400, 675000, 678672, 706950, 750000, 754080, 785500, 843750, 848340, 900000, 942600, 981875, 1060425, 1125000, 1131120, 1178250, 1256800, 1350000, 1357344, 1413900, 1500000, 1571000, 1687500, 1696680, 1767375, 1885200, 1963750, 2120850, 2250000, 2262240, 2356500, 2700000, 2827800, 2945625, 3142000, 3375000, 3393360, 3534750, 3770400, 3927500, 4241700, 4500000, 4713000, 4909375, 5302125, 5655600, 5891250, 6284000, 6750000, 6786720, 7069500, 7855000, 8483400, 8836875, 9426000, 9818750, 10604250, 11311200, 11782500, 13500000, 14139000, 14728125, 15710000, 16966800, 17673750, 18852000, 19637500, 21208500, 23565000, 24546875, 26510625, 28278000, 29456250, 31420000, 33933600, 35347500, 39275000, 42417000, 44184375, 47130000, 49093750, 53021250, 56556000, 58912500, 70695000, 73640625, 78550000, 84834000, 88368750, 94260000, 98187500, 106042500, 117825000, 132553125, 141390000, 147281250, 157100000, 169668000, 176737500, 196375000, 212085000, 220921875, 235650000, 265106250, 282780000, 294562500, 353475000, 392750000, 424170000, 441843750, 471300000, 530212500, 589125000, 662765625, 706950000, 785500000, 848340000, 883687500, 1060425000, 1178250000, 1325531250, 1413900000, 1767375000, 2120850000, 2356500000, 2651062500, 3534750000, 4241700000, 5302125000, 7069500000, 10604250000, 21208500000]

約数ペア:

[(1, 21208500000), (2, 10604250000), (3, 7069500000), (4, 5302125000), (5, 4241700000), (6, 3534750000), (8, 2651062500), (9, 2356500000), (10, 2120850000), (12, 1767375000), (15, 1413900000), (16, 1325531250), (18, 1178250000), (20, 1060425000), (24, 883687500), (25, 848340000), (27, 785500000), (30, 706950000), (32, 662765625), (36, 589125000), (40, 530212500), (45, 471300000), (48, 441843750), (50, 424170000), (54, 392750000), (60, 353475000), (72, 294562500), (75, 282780000), (80, 265106250), (90, 235650000), (96, 220921875), (100, 212085000), (108, 196375000), (120, 176737500), (125, 169668000), (135, 157100000), (144, 147281250), (150, 141390000), (160, 132553125), (180, 117825000), (200, 106042500), (216, 98187500), (225, 94260000), (240, 88368750), (250, 84834000), (270, 78550000), (288, 73640625), (300, 70695000), (360, 58912500), (375, 56556000), (400, 53021250), (432, 49093750), (450, 47130000), (480, 44184375), (500, 42417000), (540, 39275000), (600, 35347500), (625, 33933600), (675, 31420000), (720, 29456250), (750, 28278000), (800, 26510625), (864, 24546875), (900, 23565000), (1000, 21208500), (1080, 19637500), (1125, 18852000), (1200, 17673750), (1250, 16966800), (1350, 15710000), (1440, 14728125), (1500, 14139000), (1571, 13500000), (1800, 11782500), (1875, 11311200), (2000, 10604250), (2160, 9818750), (2250, 9426000), (2400, 8836875), (2500, 8483400), (2700, 7855000), (3000, 7069500), (3125, 6786720), (3142, 6750000), (3375, 6284000), (3600, 5891250), (3750, 5655600), (4000, 5302125), (4320, 4909375), (4500, 4713000), (4713, 4500000), (5000, 4241700), (5400, 3927500), (5625, 3770400), (6000, 3534750), (6250, 3393360), (6284, 3375000), (6750, 3142000), (7200, 2945625), (7500, 2827800), (7855, 2700000), (9000, 2356500), (9375, 2262240), (9426, 2250000), (10000, 2120850), (10800, 1963750), (11250, 1885200), (12000, 1767375), (12500, 1696680), (12568, 1687500), (13500, 1571000), (14139, 1500000), (15000, 1413900), (15625, 1357344), (15710, 1350000), (16875, 1256800), (18000, 1178250), (18750, 1131120), (18852, 1125000), (20000, 1060425), (21600, 981875), (22500, 942600), (23565, 900000), (25000, 848340), (25136, 843750), (27000, 785500), (28125, 754080), (28278, 750000), (30000, 706950), (31250, 678672), (31420, 675000), (33750, 628400), (36000, 589125), (37500, 565560), (37704, 562500), (39275, 540000), (42417, 500000), (45000, 471300), (46875, 452448), (47130, 450000), (50000, 424170), (50272, 421875), (54000, 392750), (56250, 377040), (56556, 375000), (60000, 353475), (62500, 339336), (62840, 337500), (67500, 314200), (70695, 300000), (75000, 282780), (75408, 281250), (78550, 270000), (84375, 251360), (84834, 250000), (90000, 235650), (93750, 226224), (94260, 225000), (100000, 212085), (108000, 196375), (112500, 188520), (113112, 187500), (117825, 180000), (125000, 169668), (125680, 168750), (135000, 157100), (140625, 150816), (141390, 150000)]