78975000

素因数分解:

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

素因数の和:59

約数の個数: 288

約数和(自身を含む): 298574640

約数和(自身を除く): 219599640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 81, 90, 100, 104, 108, 117, 120, 125, 130, 135, 150, 156, 162, 180, 195, 200, 216, 225, 234, 243, 250, 260, 270, 300, 312, 324, 325, 351, 360, 375, 390, 405, 450, 468, 486, 500, 520, 540, 585, 600, 625, 648, 650, 675, 702, 750, 780, 810, 900, 936, 972, 975, 1000, 1053, 1080, 1125, 1170, 1215, 1250, 1300, 1350, 1404, 1500, 1560, 1620, 1625, 1755, 1800, 1875, 1944, 1950, 2025, 2106, 2250, 2340, 2430, 2500, 2600, 2700, 2808, 2925, 3000, 3125, 3159, 3240, 3250, 3375, 3510, 3750, 3900, 4050, 4212, 4500, 4680, 4860, 4875, 5000, 5265, 5400, 5625, 5850, 6075, 6250, 6318, 6500, 6750, 7020, 7500, 7800, 8100, 8125, 8424, 8775, 9000, 9375, 9720, 9750, 10125, 10530, 11250, 11700, 12150, 12500, 12636, 13000, 13500, 14040, 14625, 15000, 15795, 16200, 16250, 16875, 17550, 18750, 19500, 20250, 21060, 22500, 23400, 24300, 24375, 25000, 25272, 26325, 27000, 28125, 29250, 30375, 31590, 32500, 33750, 35100, 37500, 39000, 40500, 40625, 42120, 43875, 45000, 48600, 48750, 50625, 52650, 56250, 58500, 60750, 63180, 65000, 67500, 70200, 73125, 75000, 78975, 81000, 81250, 84375, 87750, 97500, 101250, 105300, 112500, 117000, 121500, 121875, 126360, 131625, 135000, 146250, 151875, 157950, 162500, 168750, 175500, 195000, 202500, 210600, 219375, 225000, 243000, 243750, 253125, 263250, 292500, 303750, 315900, 325000, 337500, 351000, 365625, 394875, 405000, 438750, 487500, 506250, 526500, 585000, 607500, 631800, 658125, 675000, 731250, 759375, 789750, 877500, 975000, 1012500, 1053000, 1096875, 1215000, 1316250, 1462500, 1518750, 1579500, 1755000, 1974375, 2025000, 2193750, 2632500, 2925000, 3037500, 3159000, 3290625, 3948750, 4387500, 5265000, 6075000, 6581250, 7897500, 8775000, 9871875, 13162500, 15795000, 19743750, 26325000, 39487500, 78975000]

約数ペア:

[(1, 78975000), (2, 39487500), (3, 26325000), (4, 19743750), (5, 15795000), (6, 13162500), (8, 9871875), (9, 8775000), (10, 7897500), (12, 6581250), (13, 6075000), (15, 5265000), (18, 4387500), (20, 3948750), (24, 3290625), (25, 3159000), (26, 3037500), (27, 2925000), (30, 2632500), (36, 2193750), (39, 2025000), (40, 1974375), (45, 1755000), (50, 1579500), (52, 1518750), (54, 1462500), (60, 1316250), (65, 1215000), (72, 1096875), (75, 1053000), (78, 1012500), (81, 975000), (90, 877500), (100, 789750), (104, 759375), (108, 731250), (117, 675000), (120, 658125), (125, 631800), (130, 607500), (135, 585000), (150, 526500), (156, 506250), (162, 487500), (180, 438750), (195, 405000), (200, 394875), (216, 365625), (225, 351000), (234, 337500), (243, 325000), (250, 315900), (260, 303750), (270, 292500), (300, 263250), (312, 253125), (324, 243750), (325, 243000), (351, 225000), (360, 219375), (375, 210600), (390, 202500), (405, 195000), (450, 175500), (468, 168750), (486, 162500), (500, 157950), (520, 151875), (540, 146250), (585, 135000), (600, 131625), (625, 126360), (648, 121875), (650, 121500), (675, 117000), (702, 112500), (750, 105300), (780, 101250), (810, 97500), (900, 87750), (936, 84375), (972, 81250), (975, 81000), (1000, 78975), (1053, 75000), (1080, 73125), (1125, 70200), (1170, 67500), (1215, 65000), (1250, 63180), (1300, 60750), (1350, 58500), (1404, 56250), (1500, 52650), (1560, 50625), (1620, 48750), (1625, 48600), (1755, 45000), (1800, 43875), (1875, 42120), (1944, 40625), (1950, 40500), (2025, 39000), (2106, 37500), (2250, 35100), (2340, 33750), (2430, 32500), (2500, 31590), (2600, 30375), (2700, 29250), (2808, 28125), (2925, 27000), (3000, 26325), (3125, 25272), (3159, 25000), (3240, 24375), (3250, 24300), (3375, 23400), (3510, 22500), (3750, 21060), (3900, 20250), (4050, 19500), (4212, 18750), (4500, 17550), (4680, 16875), (4860, 16250), (4875, 16200), (5000, 15795), (5265, 15000), (5400, 14625), (5625, 14040), (5850, 13500), (6075, 13000), (6250, 12636), (6318, 12500), (6500, 12150), (6750, 11700), (7020, 11250), (7500, 10530), (7800, 10125), (8100, 9750), (8125, 9720), (8424, 9375), (8775, 9000)]