479921760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1995

約数の個数: 240

約数和(自身を含む): 1783782000

約数和(自身を除く): 1303860240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 1949, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 3898, 4104, 4320, 4560, 5130, 5472, 5847, 6156, 6480, 6840, 7695, 7796, 8208, 9120, 9745, 10260, 11694, 12312, 12960, 13680, 15390, 15592, 16416, 17541, 19490, 20520, 23388, 24624, 27360, 29235, 30780, 31184, 35082, 37031, 38980, 41040, 46776, 49248, 52623, 58470, 61560, 62368, 70164, 74062, 77960, 82080, 87705, 93552, 105246, 111093, 116940, 123120, 140328, 148124, 155920, 157869, 175410, 185155, 187104, 210492, 222186, 233880, 246240, 263115, 280656, 296248, 311840, 315738, 333279, 350820, 370310, 420984, 444372, 467760, 526230, 555465, 561312, 592496, 631476, 666558, 701640, 740620, 789345, 841968, 888744, 935520, 999837, 1052460, 1110930, 1184992, 1262952, 1333116, 1403280, 1481240, 1578690, 1666395, 1683936, 1777488, 1999674, 2104920, 2221860, 2525904, 2666232, 2806560, 2962480, 2999511, 3157380, 3332790, 3554976, 3999348, 4209840, 4443720, 4999185, 5051808, 5332464, 5924960, 5999022, 6314760, 6665580, 7998696, 8419680, 8887440, 9998370, 10664928, 11998044, 12629520, 13331160, 14997555, 15997392, 17774880, 19996740, 23996088, 25259040, 26662320, 29995110, 31994784, 39993480, 47992176, 53324640, 59990220, 79986960, 95984352, 119980440, 159973920, 239960880, 479921760]

約数ペア:

[(1, 479921760), (2, 239960880), (3, 159973920), (4, 119980440), (5, 95984352), (6, 79986960), (8, 59990220), (9, 53324640), (10, 47992176), (12, 39993480), (15, 31994784), (16, 29995110), (18, 26662320), (19, 25259040), (20, 23996088), (24, 19996740), (27, 17774880), (30, 15997392), (32, 14997555), (36, 13331160), (38, 12629520), (40, 11998044), (45, 10664928), (48, 9998370), (54, 8887440), (57, 8419680), (60, 7998696), (72, 6665580), (76, 6314760), (80, 5999022), (81, 5924960), (90, 5332464), (95, 5051808), (96, 4999185), (108, 4443720), (114, 4209840), (120, 3999348), (135, 3554976), (144, 3332790), (152, 3157380), (160, 2999511), (162, 2962480), (171, 2806560), (180, 2666232), (190, 2525904), (216, 2221860), (228, 2104920), (240, 1999674), (270, 1777488), (285, 1683936), (288, 1666395), (304, 1578690), (324, 1481240), (342, 1403280), (360, 1333116), (380, 1262952), (405, 1184992), (432, 1110930), (456, 1052460), (480, 999837), (513, 935520), (540, 888744), (570, 841968), (608, 789345), (648, 740620), (684, 701640), (720, 666558), (760, 631476), (810, 592496), (855, 561312), (864, 555465), (912, 526230), (1026, 467760), (1080, 444372), (1140, 420984), (1296, 370310), (1368, 350820), (1440, 333279), (1520, 315738), (1539, 311840), (1620, 296248), (1710, 280656), (1824, 263115), (1949, 246240), (2052, 233880), (2160, 222186), (2280, 210492), (2565, 187104), (2592, 185155), (2736, 175410), (3040, 157869), (3078, 155920), (3240, 148124), (3420, 140328), (3898, 123120), (4104, 116940), (4320, 111093), (4560, 105246), (5130, 93552), (5472, 87705), (5847, 82080), (6156, 77960), (6480, 74062), (6840, 70164), (7695, 62368), (7796, 61560), (8208, 58470), (9120, 52623), (9745, 49248), (10260, 46776), (11694, 41040), (12312, 38980), (12960, 37031), (13680, 35082), (15390, 31184), (15592, 30780), (16416, 29235), (17541, 27360), (19490, 24624), (20520, 23388)]