19729148400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{140521}}^1$

素因数の和:140561

約数の個数: 240

約数和(自身を含む): 75623319520

約数和(自身を除く): 55894171120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 450, 468, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 900, 936, 975, 1040, 1080, 1170, 1200, 1300, 1350, 1404, 1560, 1755, 1800, 1872, 1950, 2160, 2340, 2600, 2700, 2808, 2925, 3120, 3510, 3600, 3900, 4680, 5200, 5400, 5616, 5850, 7020, 7800, 8775, 9360, 10800, 11700, 14040, 15600, 17550, 23400, 28080, 35100, 46800, 70200, 140400, 140521, 281042, 421563, 562084, 702605, 843126, 1124168, 1264689, 1405210, 1686252, 1826773, 2107815, 2248336, 2529378, 2810420, 3372504, 3513025, 3653546, 3794067, 4215630, 5058756, 5480319, 5620840, 6323445, 6745008, 7026050, 7307092, 7588134, 8431260, 9133865, 10117512, 10539075, 10960638, 11241680, 12646890, 14052100, 14614184, 15176268, 16440957, 16862520, 18267730, 18970335, 20235024, 21078150, 21921276, 25293780, 27401595, 28104200, 29228368, 30352536, 31617225, 32881914, 33725040, 36535460, 37940670, 42156300, 43842552, 45669325, 49322871, 50587560, 54803190, 56208400, 60705072, 63234450, 65763828, 73070920, 75881340, 82204785, 84312600, 87685104, 91338650, 94851675, 98645742, 101175120, 109606380, 126468900, 131527656, 137007975, 146141840, 151762680, 164409570, 168625200, 182677300, 189703350, 197291484, 219212760, 246614355, 252937800, 263055312, 274015950, 303525360, 328819140, 365354600, 379406700, 394582968, 411023925, 438425520, 493228710, 505875600, 548031900, 657638280, 730709200, 758813400, 789165936, 822047850, 986457420, 1096063800, 1233071775, 1315276560, 1517626800, 1644095700, 1972914840, 2192127600, 2466143550, 3288191400, 3945829680, 4932287100, 6576382800, 9864574200, 19729148400]

約数ペア:

[(1, 19729148400), (2, 9864574200), (3, 6576382800), (4, 4932287100), (5, 3945829680), (6, 3288191400), (8, 2466143550), (9, 2192127600), (10, 1972914840), (12, 1644095700), (13, 1517626800), (15, 1315276560), (16, 1233071775), (18, 1096063800), (20, 986457420), (24, 822047850), (25, 789165936), (26, 758813400), (27, 730709200), (30, 657638280), (36, 548031900), (39, 505875600), (40, 493228710), (45, 438425520), (48, 411023925), (50, 394582968), (52, 379406700), (54, 365354600), (60, 328819140), (65, 303525360), (72, 274015950), (75, 263055312), (78, 252937800), (80, 246614355), (90, 219212760), (100, 197291484), (104, 189703350), (108, 182677300), (117, 168625200), (120, 164409570), (130, 151762680), (135, 146141840), (144, 137007975), (150, 131527656), (156, 126468900), (180, 109606380), (195, 101175120), (200, 98645742), (208, 94851675), (216, 91338650), (225, 87685104), (234, 84312600), (240, 82204785), (260, 75881340), (270, 73070920), (300, 65763828), (312, 63234450), (325, 60705072), (351, 56208400), (360, 54803190), (390, 50587560), (400, 49322871), (432, 45669325), (450, 43842552), (468, 42156300), (520, 37940670), (540, 36535460), (585, 33725040), (600, 32881914), (624, 31617225), (650, 30352536), (675, 29228368), (702, 28104200), (720, 27401595), (780, 25293780), (900, 21921276), (936, 21078150), (975, 20235024), (1040, 18970335), (1080, 18267730), (1170, 16862520), (1200, 16440957), (1300, 15176268), (1350, 14614184), (1404, 14052100), (1560, 12646890), (1755, 11241680), (1800, 10960638), (1872, 10539075), (1950, 10117512), (2160, 9133865), (2340, 8431260), (2600, 7588134), (2700, 7307092), (2808, 7026050), (2925, 6745008), (3120, 6323445), (3510, 5620840), (3600, 5480319), (3900, 5058756), (4680, 4215630), (5200, 3794067), (5400, 3653546), (5616, 3513025), (5850, 3372504), (7020, 2810420), (7800, 2529378), (8775, 2248336), (9360, 2107815), (10800, 1826773), (11700, 1686252), (14040, 1405210), (15600, 1264689), (17550, 1124168), (23400, 843126), (28080, 702605), (35100, 562084), (46800, 421563), (70200, 281042), (140400, 140521)]