497201320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1$

素因数の和:1619

約数の個数: 128

約数和(自身を含む): 1408492800

約数和(自身を除く): 911291480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 109, 110, 140, 154, 218, 220, 280, 308, 385, 436, 440, 545, 616, 763, 770, 872, 1090, 1199, 1481, 1526, 1540, 2180, 2398, 2962, 3052, 3080, 3815, 4360, 4796, 5924, 5995, 6104, 7405, 7630, 8393, 9592, 10367, 11848, 11990, 14810, 15260, 16291, 16786, 20734, 23980, 29620, 30520, 32582, 33572, 41468, 41965, 47960, 51835, 59240, 65164, 67144, 81455, 82936, 83930, 103670, 114037, 130328, 161429, 162910, 167860, 207340, 228074, 322858, 325820, 335720, 414680, 456148, 570185, 645716, 651640, 807145, 912296, 1130003, 1140370, 1291432, 1614290, 1775719, 2260006, 2280740, 3228580, 3551438, 4520012, 4561480, 5650015, 6457160, 7102876, 8878595, 9040024, 11300030, 12430033, 14205752, 17757190, 22600060, 24860066, 35514380, 45200120, 49720132, 62150165, 71028760, 99440264, 124300330, 248600660, 497201320]

約数ペア:

[(1, 497201320), (2, 248600660), (4, 124300330), (5, 99440264), (7, 71028760), (8, 62150165), (10, 49720132), (11, 45200120), (14, 35514380), (20, 24860066), (22, 22600060), (28, 17757190), (35, 14205752), (40, 12430033), (44, 11300030), (55, 9040024), (56, 8878595), (70, 7102876), (77, 6457160), (88, 5650015), (109, 4561480), (110, 4520012), (140, 3551438), (154, 3228580), (218, 2280740), (220, 2260006), (280, 1775719), (308, 1614290), (385, 1291432), (436, 1140370), (440, 1130003), (545, 912296), (616, 807145), (763, 651640), (770, 645716), (872, 570185), (1090, 456148), (1199, 414680), (1481, 335720), (1526, 325820), (1540, 322858), (2180, 228074), (2398, 207340), (2962, 167860), (3052, 162910), (3080, 161429), (3815, 130328), (4360, 114037), (4796, 103670), (5924, 83930), (5995, 82936), (6104, 81455), (7405, 67144), (7630, 65164), (8393, 59240), (9592, 51835), (10367, 47960), (11848, 41965), (11990, 41468), (14810, 33572), (15260, 32582), (16291, 30520), (16786, 29620), (20734, 23980)]