128349900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{6791}}^1$

素因数の和:6821

約数の個数: 144

約数和(自身を含む): 471636480

約数和(自身を除く): 343286580

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, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 6791, 9450, 13582, 18900, 20373, 27164, 33955, 40746, 47537, 61119, 67910, 81492, 95074, 101865, 122238, 135820, 142611, 169775, 183357, 190148, 203730, 237685, 244476, 285222, 305595, 339550, 366714, 407460, 427833, 475370, 509325, 570444, 611190, 679100, 713055, 733428, 855666, 916785, 950740, 1018650, 1188425, 1222380, 1283499, 1426110, 1527975, 1711332, 1833570, 2037300, 2139165, 2376850, 2566998, 2852220, 3055950, 3565275, 3667140, 4278330, 4583925, 4753700, 5133996, 6111900, 6417495, 7130550, 8556660, 9167850, 10695825, 12834990, 14261100, 18335700, 21391650, 25669980, 32087475, 42783300, 64174950, 128349900]

約数ペア:

[(1, 128349900), (2, 64174950), (3, 42783300), (4, 32087475), (5, 25669980), (6, 21391650), (7, 18335700), (9, 14261100), (10, 12834990), (12, 10695825), (14, 9167850), (15, 8556660), (18, 7130550), (20, 6417495), (21, 6111900), (25, 5133996), (27, 4753700), (28, 4583925), (30, 4278330), (35, 3667140), (36, 3565275), (42, 3055950), (45, 2852220), (50, 2566998), (54, 2376850), (60, 2139165), (63, 2037300), (70, 1833570), (75, 1711332), (84, 1527975), (90, 1426110), (100, 1283499), (105, 1222380), (108, 1188425), (126, 1018650), (135, 950740), (140, 916785), (150, 855666), (175, 733428), (180, 713055), (189, 679100), (210, 611190), (225, 570444), (252, 509325), (270, 475370), (300, 427833), (315, 407460), (350, 366714), (378, 339550), (420, 305595), (450, 285222), (525, 244476), (540, 237685), (630, 203730), (675, 190148), (700, 183357), (756, 169775), (900, 142611), (945, 135820), (1050, 122238), (1260, 101865), (1350, 95074), (1575, 81492), (1890, 67910), (2100, 61119), (2700, 47537), (3150, 40746), (3780, 33955), (4725, 27164), (6300, 20373), (6791, 18900), (9450, 13582)]