644328360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2$

素因数の和:189

約数の個数: 288

約数和(自身を含む): 2354690520

約数和(自身を除く): 1710362160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 61, 65, 72, 74, 78, 90, 104, 111, 117, 120, 122, 130, 148, 156, 180, 183, 185, 195, 222, 234, 244, 260, 296, 305, 312, 333, 360, 366, 370, 390, 444, 468, 481, 488, 520, 549, 555, 585, 610, 666, 732, 740, 780, 793, 888, 915, 936, 962, 1098, 1110, 1170, 1220, 1332, 1443, 1464, 1480, 1560, 1586, 1665, 1830, 1924, 2196, 2220, 2257, 2340, 2379, 2405, 2440, 2664, 2745, 2886, 3172, 3330, 3660, 3721, 3848, 3965, 4329, 4392, 4440, 4514, 4680, 4758, 4810, 5490, 5772, 6344, 6660, 6771, 7137, 7215, 7320, 7442, 7930, 8658, 9028, 9516, 9620, 10980, 11163, 11285, 11544, 11895, 13320, 13542, 14274, 14430, 14884, 15860, 17316, 18056, 18605, 19032, 19240, 20313, 21645, 21960, 22326, 22570, 23790, 27084, 28548, 28860, 29341, 29768, 31720, 33489, 33855, 34632, 35685, 37210, 40626, 43290, 44652, 45140, 47580, 48373, 54168, 55815, 57096, 57720, 58682, 66978, 67710, 71370, 74420, 81252, 86580, 88023, 89304, 90280, 95160, 96746, 101565, 111630, 117364, 133956, 135420, 137677, 142740, 145119, 146705, 148840, 162504, 167445, 173160, 176046, 193492, 203130, 223260, 234728, 241865, 264069, 267912, 270840, 275354, 285480, 290238, 293410, 334890, 352092, 386984, 406260, 413031, 435357, 440115, 446520, 483730, 528138, 550708, 580476, 586820, 669780, 688385, 704184, 725595, 812520, 826062, 870714, 880230, 967460, 1056276, 1101416, 1160952, 1173640, 1239093, 1320345, 1339560, 1376770, 1451190, 1652124, 1741428, 1760460, 1789801, 1934920, 2065155, 2112552, 2176785, 2478186, 2640690, 2753540, 2902380, 3304248, 3482856, 3520920, 3579602, 4130310, 4353570, 4956372, 5281380, 5369403, 5507080, 5804760, 6195465, 7159204, 8260620, 8707140, 8949005, 9912744, 10562760, 10738806, 12390930, 14318408, 16108209, 16521240, 17414280, 17898010, 21477612, 24781860, 26847015, 32216418, 35796020, 42955224, 49563720, 53694030, 64432836, 71592040, 80541045, 107388060, 128865672, 161082090, 214776120, 322164180, 644328360]

約数ペア:

[(1, 644328360), (2, 322164180), (3, 214776120), (4, 161082090), (5, 128865672), (6, 107388060), (8, 80541045), (9, 71592040), (10, 64432836), (12, 53694030), (13, 49563720), (15, 42955224), (18, 35796020), (20, 32216418), (24, 26847015), (26, 24781860), (30, 21477612), (36, 17898010), (37, 17414280), (39, 16521240), (40, 16108209), (45, 14318408), (52, 12390930), (60, 10738806), (61, 10562760), (65, 9912744), (72, 8949005), (74, 8707140), (78, 8260620), (90, 7159204), (104, 6195465), (111, 5804760), (117, 5507080), (120, 5369403), (122, 5281380), (130, 4956372), (148, 4353570), (156, 4130310), (180, 3579602), (183, 3520920), (185, 3482856), (195, 3304248), (222, 2902380), (234, 2753540), (244, 2640690), (260, 2478186), (296, 2176785), (305, 2112552), (312, 2065155), (333, 1934920), (360, 1789801), (366, 1760460), (370, 1741428), (390, 1652124), (444, 1451190), (468, 1376770), (481, 1339560), (488, 1320345), (520, 1239093), (549, 1173640), (555, 1160952), (585, 1101416), (610, 1056276), (666, 967460), (732, 880230), (740, 870714), (780, 826062), (793, 812520), (888, 725595), (915, 704184), (936, 688385), (962, 669780), (1098, 586820), (1110, 580476), (1170, 550708), (1220, 528138), (1332, 483730), (1443, 446520), (1464, 440115), (1480, 435357), (1560, 413031), (1586, 406260), (1665, 386984), (1830, 352092), (1924, 334890), (2196, 293410), (2220, 290238), (2257, 285480), (2340, 275354), (2379, 270840), (2405, 267912), (2440, 264069), (2664, 241865), (2745, 234728), (2886, 223260), (3172, 203130), (3330, 193492), (3660, 176046), (3721, 173160), (3848, 167445), (3965, 162504), (4329, 148840), (4392, 146705), (4440, 145119), (4514, 142740), (4680, 137677), (4758, 135420), (4810, 133956), (5490, 117364), (5772, 111630), (6344, 101565), (6660, 96746), (6771, 95160), (7137, 90280), (7215, 89304), (7320, 88023), (7442, 86580), (7930, 81252), (8658, 74420), (9028, 71370), (9516, 67710), (9620, 66978), (10980, 58682), (11163, 57720), (11285, 57096), (11544, 55815), (11895, 54168), (13320, 48373), (13542, 47580), (14274, 45140), (14430, 44652), (14884, 43290), (15860, 40626), (17316, 37210), (18056, 35685), (18605, 34632), (19032, 33855), (19240, 33489), (20313, 31720), (21645, 29768), (21960, 29341), (22326, 28860), (22570, 28548), (23790, 27084)]