215475000

素因数分解:

$2^3\times 3^1\times 5^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:77

約数の個数: 288

約数和(自身を含む): 771981840

約数和(自身を除く): 556506840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 125, 130, 136, 150, 156, 169, 170, 195, 200, 204, 221, 250, 255, 260, 300, 312, 325, 338, 340, 375, 390, 408, 425, 442, 500, 507, 510, 520, 600, 625, 650, 663, 676, 680, 750, 780, 845, 850, 884, 975, 1000, 1014, 1020, 1105, 1250, 1275, 1300, 1326, 1352, 1500, 1560, 1625, 1690, 1700, 1768, 1875, 1950, 2028, 2040, 2125, 2210, 2500, 2535, 2550, 2600, 2652, 2873, 3000, 3125, 3250, 3315, 3380, 3400, 3750, 3900, 4056, 4225, 4250, 4420, 4875, 5000, 5070, 5100, 5304, 5525, 5746, 6250, 6375, 6500, 6630, 6760, 7500, 7800, 8125, 8450, 8500, 8619, 8840, 9375, 9750, 10140, 10200, 10625, 11050, 11492, 12500, 12675, 12750, 13000, 13260, 14365, 15000, 16250, 16575, 16900, 17000, 17238, 18750, 19500, 20280, 21125, 21250, 22100, 22984, 24375, 25000, 25350, 25500, 26520, 27625, 28730, 31875, 32500, 33150, 33800, 34476, 37500, 39000, 40625, 42250, 42500, 43095, 44200, 48750, 50700, 51000, 53125, 55250, 57460, 63375, 63750, 65000, 66300, 68952, 71825, 75000, 81250, 82875, 84500, 85000, 86190, 97500, 101400, 105625, 106250, 110500, 114920, 121875, 126750, 127500, 132600, 138125, 143650, 159375, 162500, 165750, 169000, 172380, 195000, 211250, 212500, 215475, 221000, 243750, 253500, 255000, 276250, 287300, 316875, 318750, 325000, 331500, 344760, 359125, 414375, 422500, 425000, 430950, 487500, 507000, 528125, 552500, 574600, 633750, 637500, 663000, 690625, 718250, 828750, 845000, 861900, 975000, 1056250, 1077375, 1105000, 1267500, 1275000, 1381250, 1436500, 1584375, 1657500, 1723800, 1795625, 2071875, 2112500, 2154750, 2535000, 2762500, 2873000, 3168750, 3315000, 3591250, 4143750, 4225000, 4309500, 5386875, 5525000, 6337500, 7182500, 8287500, 8619000, 8978125, 10773750, 12675000, 14365000, 16575000, 17956250, 21547500, 26934375, 35912500, 43095000, 53868750, 71825000, 107737500, 215475000]

約数ペア:

[(1, 215475000), (2, 107737500), (3, 71825000), (4, 53868750), (5, 43095000), (6, 35912500), (8, 26934375), (10, 21547500), (12, 17956250), (13, 16575000), (15, 14365000), (17, 12675000), (20, 10773750), (24, 8978125), (25, 8619000), (26, 8287500), (30, 7182500), (34, 6337500), (39, 5525000), (40, 5386875), (50, 4309500), (51, 4225000), (52, 4143750), (60, 3591250), (65, 3315000), (68, 3168750), (75, 2873000), (78, 2762500), (85, 2535000), (100, 2154750), (102, 2112500), (104, 2071875), (120, 1795625), (125, 1723800), (130, 1657500), (136, 1584375), (150, 1436500), (156, 1381250), (169, 1275000), (170, 1267500), (195, 1105000), (200, 1077375), (204, 1056250), (221, 975000), (250, 861900), (255, 845000), (260, 828750), (300, 718250), (312, 690625), (325, 663000), (338, 637500), (340, 633750), (375, 574600), (390, 552500), (408, 528125), (425, 507000), (442, 487500), (500, 430950), (507, 425000), (510, 422500), (520, 414375), (600, 359125), (625, 344760), (650, 331500), (663, 325000), (676, 318750), (680, 316875), (750, 287300), (780, 276250), (845, 255000), (850, 253500), (884, 243750), (975, 221000), (1000, 215475), (1014, 212500), (1020, 211250), (1105, 195000), (1250, 172380), (1275, 169000), (1300, 165750), (1326, 162500), (1352, 159375), (1500, 143650), (1560, 138125), (1625, 132600), (1690, 127500), (1700, 126750), (1768, 121875), (1875, 114920), (1950, 110500), (2028, 106250), (2040, 105625), (2125, 101400), (2210, 97500), (2500, 86190), (2535, 85000), (2550, 84500), (2600, 82875), (2652, 81250), (2873, 75000), (3000, 71825), (3125, 68952), (3250, 66300), (3315, 65000), (3380, 63750), (3400, 63375), (3750, 57460), (3900, 55250), (4056, 53125), (4225, 51000), (4250, 50700), (4420, 48750), (4875, 44200), (5000, 43095), (5070, 42500), (5100, 42250), (5304, 40625), (5525, 39000), (5746, 37500), (6250, 34476), (6375, 33800), (6500, 33150), (6630, 32500), (6760, 31875), (7500, 28730), (7800, 27625), (8125, 26520), (8450, 25500), (8500, 25350), (8619, 25000), (8840, 24375), (9375, 22984), (9750, 22100), (10140, 21250), (10200, 21125), (10625, 20280), (11050, 19500), (11492, 18750), (12500, 17238), (12675, 17000), (12750, 16900), (13000, 16575), (13260, 16250), (14365, 15000)]