128019000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 403603200

約数和(自身を除く): 275584200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 139, 150, 200, 250, 278, 300, 307, 375, 417, 500, 556, 600, 614, 695, 750, 834, 921, 1000, 1112, 1228, 1390, 1500, 1535, 1668, 1842, 2085, 2456, 2780, 3000, 3070, 3336, 3475, 3684, 4170, 4605, 5560, 6140, 6950, 7368, 7675, 8340, 9210, 10425, 12280, 13900, 15350, 16680, 17375, 18420, 20850, 23025, 27800, 30700, 34750, 36840, 38375, 41700, 42673, 46050, 52125, 61400, 69500, 76750, 83400, 85346, 92100, 104250, 115125, 128019, 139000, 153500, 170692, 184200, 208500, 213365, 230250, 256038, 307000, 341384, 417000, 426730, 460500, 512076, 640095, 853460, 921000, 1024152, 1066825, 1280190, 1706920, 2133650, 2560380, 3200475, 4267300, 5120760, 5334125, 6400950, 8534600, 10668250, 12801900, 16002375, 21336500, 25603800, 32004750, 42673000, 64009500, 128019000]

約数ペア:

[(1, 128019000), (2, 64009500), (3, 42673000), (4, 32004750), (5, 25603800), (6, 21336500), (8, 16002375), (10, 12801900), (12, 10668250), (15, 8534600), (20, 6400950), (24, 5334125), (25, 5120760), (30, 4267300), (40, 3200475), (50, 2560380), (60, 2133650), (75, 1706920), (100, 1280190), (120, 1066825), (125, 1024152), (139, 921000), (150, 853460), (200, 640095), (250, 512076), (278, 460500), (300, 426730), (307, 417000), (375, 341384), (417, 307000), (500, 256038), (556, 230250), (600, 213365), (614, 208500), (695, 184200), (750, 170692), (834, 153500), (921, 139000), (1000, 128019), (1112, 115125), (1228, 104250), (1390, 92100), (1500, 85346), (1535, 83400), (1668, 76750), (1842, 69500), (2085, 61400), (2456, 52125), (2780, 46050), (3000, 42673), (3070, 41700), (3336, 38375), (3475, 36840), (3684, 34750), (4170, 30700), (4605, 27800), (5560, 23025), (6140, 20850), (6950, 18420), (7368, 17375), (7675, 16680), (8340, 15350), (9210, 13900), (10425, 12280)]