68777100

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{1213}}^1$

素因数の和:1246

約数の個数: 180

約数和(自身を含む): 255007984

約数和(自身を除く): 186230884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 1050, 1134, 1213, 1260, 1350, 1575, 1620, 1890, 2025, 2100, 2268, 2426, 2700, 2835, 3150, 3639, 3780, 4050, 4725, 4852, 5670, 6065, 6300, 7278, 8100, 8491, 9450, 10917, 11340, 12130, 14175, 14556, 16982, 18195, 18900, 21834, 24260, 25473, 28350, 30325, 32751, 33964, 36390, 42455, 43668, 50946, 54585, 56700, 60650, 65502, 72780, 76419, 84910, 90975, 98253, 101892, 109170, 121300, 127365, 131004, 152838, 163755, 169820, 181950, 196506, 212275, 218340, 229257, 254730, 272925, 305676, 327510, 363900, 382095, 393012, 424550, 458514, 491265, 509460, 545850, 636825, 655020, 687771, 764190, 818775, 849100, 917028, 982530, 1091700, 1146285, 1273650, 1375542, 1528380, 1637550, 1910475, 1965060, 2292570, 2456325, 2547300, 2751084, 3275100, 3438855, 3820950, 4585140, 4912650, 5731425, 6877710, 7641900, 9825300, 11462850, 13755420, 17194275, 22925700, 34388550, 68777100]

約数ペア:

[(1, 68777100), (2, 34388550), (3, 22925700), (4, 17194275), (5, 13755420), (6, 11462850), (7, 9825300), (9, 7641900), (10, 6877710), (12, 5731425), (14, 4912650), (15, 4585140), (18, 3820950), (20, 3438855), (21, 3275100), (25, 2751084), (27, 2547300), (28, 2456325), (30, 2292570), (35, 1965060), (36, 1910475), (42, 1637550), (45, 1528380), (50, 1375542), (54, 1273650), (60, 1146285), (63, 1091700), (70, 982530), (75, 917028), (81, 849100), (84, 818775), (90, 764190), (100, 687771), (105, 655020), (108, 636825), (126, 545850), (135, 509460), (140, 491265), (150, 458514), (162, 424550), (175, 393012), (180, 382095), (189, 363900), (210, 327510), (225, 305676), (252, 272925), (270, 254730), (300, 229257), (315, 218340), (324, 212275), (350, 196506), (378, 181950), (405, 169820), (420, 163755), (450, 152838), (525, 131004), (540, 127365), (567, 121300), (630, 109170), (675, 101892), (700, 98253), (756, 90975), (810, 84910), (900, 76419), (945, 72780), (1050, 65502), (1134, 60650), (1213, 56700), (1260, 54585), (1350, 50946), (1575, 43668), (1620, 42455), (1890, 36390), (2025, 33964), (2100, 32751), (2268, 30325), (2426, 28350), (2700, 25473), (2835, 24260), (3150, 21834), (3639, 18900), (3780, 18195), (4050, 16982), (4725, 14556), (4852, 14175), (5670, 12130), (6065, 11340), (6300, 10917), (7278, 9450), (8100, 8491)]