7289871960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{279949}}^1$

素因数の和:280001

約数の個数: 128

約数和(自身を含む): 25800192000

約数和(自身を除く): 18510320040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 279949, 559898, 839847, 1119796, 1399745, 1679694, 1959643, 2239592, 2799490, 3359388, 3919286, 4199235, 5598980, 5878929, 6718776, 7838572, 8398470, 8678419, 9798215, 11197960, 11757858, 15677144, 16796940, 17356838, 19596430, 23515716, 26035257, 29394645, 33593880, 34713676, 39192860, 43392095, 47031432, 52070514, 58789290, 60748933, 69427352, 78385720, 86784190, 104141028, 117578580, 121497866, 130176285, 173568380, 182246799, 208282056, 235157160, 242995732, 260352570, 303744665, 347136760, 364493598, 485991464, 520705140, 607489330, 728987196, 911233995, 1041410280, 1214978660, 1457974392, 1822467990, 2429957320, 3644935980, 7289871960]

約数ペア:

[(1, 7289871960), (2, 3644935980), (3, 2429957320), (4, 1822467990), (5, 1457974392), (6, 1214978660), (7, 1041410280), (8, 911233995), (10, 728987196), (12, 607489330), (14, 520705140), (15, 485991464), (20, 364493598), (21, 347136760), (24, 303744665), (28, 260352570), (30, 242995732), (31, 235157160), (35, 208282056), (40, 182246799), (42, 173568380), (56, 130176285), (60, 121497866), (62, 117578580), (70, 104141028), (84, 86784190), (93, 78385720), (105, 69427352), (120, 60748933), (124, 58789290), (140, 52070514), (155, 47031432), (168, 43392095), (186, 39192860), (210, 34713676), (217, 33593880), (248, 29394645), (280, 26035257), (310, 23515716), (372, 19596430), (420, 17356838), (434, 16796940), (465, 15677144), (620, 11757858), (651, 11197960), (744, 9798215), (840, 8678419), (868, 8398470), (930, 7838572), (1085, 6718776), (1240, 5878929), (1302, 5598980), (1736, 4199235), (1860, 3919286), (2170, 3359388), (2604, 2799490), (3255, 2239592), (3720, 1959643), (4340, 1679694), (5208, 1399745), (6510, 1119796), (8680, 839847), (13020, 559898), (26040, 279949)]