279798480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 240

約数和(自身を含む): 1023684480

約数和(自身を除く): 743886000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 167, 179, 180, 195, 208, 234, 240, 260, 312, 334, 358, 360, 390, 468, 501, 520, 537, 585, 624, 668, 716, 720, 780, 835, 895, 936, 1002, 1040, 1074, 1170, 1336, 1432, 1503, 1560, 1611, 1670, 1790, 1872, 2004, 2148, 2171, 2327, 2340, 2505, 2672, 2685, 2864, 3006, 3120, 3222, 3340, 3580, 4008, 4296, 4342, 4654, 4680, 5010, 5370, 6012, 6444, 6513, 6680, 6981, 7160, 7515, 8016, 8055, 8592, 8684, 9308, 9360, 10020, 10740, 10855, 11635, 12024, 12888, 13026, 13360, 13962, 14320, 15030, 16110, 17368, 18616, 19539, 20040, 20943, 21480, 21710, 23270, 24048, 25776, 26052, 27924, 29893, 30060, 32220, 32565, 34736, 34905, 37232, 39078, 40080, 41886, 42960, 43420, 46540, 52104, 55848, 59786, 60120, 64440, 65130, 69810, 78156, 83772, 86840, 89679, 93080, 97695, 104208, 104715, 111696, 119572, 120240, 128880, 130260, 139620, 149465, 156312, 167544, 173680, 179358, 186160, 195390, 209430, 239144, 260520, 269037, 279240, 298930, 312624, 335088, 358716, 388609, 390780, 418860, 448395, 478288, 521040, 538074, 558480, 597860, 717432, 777218, 781560, 837720, 896790, 1076148, 1165827, 1195720, 1345185, 1434864, 1554436, 1563120, 1675440, 1793580, 1943045, 2152296, 2331654, 2391440, 2690370, 3108872, 3497481, 3587160, 3886090, 4304592, 4663308, 5380740, 5829135, 6217744, 6994962, 7174320, 7772180, 9326616, 10761480, 11658270, 13989924, 15544360, 17487405, 18653232, 21522960, 23316540, 27979848, 31088720, 34974810, 46633080, 55959696, 69949620, 93266160, 139899240, 279798480]

約数ペア:

[(1, 279798480), (2, 139899240), (3, 93266160), (4, 69949620), (5, 55959696), (6, 46633080), (8, 34974810), (9, 31088720), (10, 27979848), (12, 23316540), (13, 21522960), (15, 18653232), (16, 17487405), (18, 15544360), (20, 13989924), (24, 11658270), (26, 10761480), (30, 9326616), (36, 7772180), (39, 7174320), (40, 6994962), (45, 6217744), (48, 5829135), (52, 5380740), (60, 4663308), (65, 4304592), (72, 3886090), (78, 3587160), (80, 3497481), (90, 3108872), (104, 2690370), (117, 2391440), (120, 2331654), (130, 2152296), (144, 1943045), (156, 1793580), (167, 1675440), (179, 1563120), (180, 1554436), (195, 1434864), (208, 1345185), (234, 1195720), (240, 1165827), (260, 1076148), (312, 896790), (334, 837720), (358, 781560), (360, 777218), (390, 717432), (468, 597860), (501, 558480), (520, 538074), (537, 521040), (585, 478288), (624, 448395), (668, 418860), (716, 390780), (720, 388609), (780, 358716), (835, 335088), (895, 312624), (936, 298930), (1002, 279240), (1040, 269037), (1074, 260520), (1170, 239144), (1336, 209430), (1432, 195390), (1503, 186160), (1560, 179358), (1611, 173680), (1670, 167544), (1790, 156312), (1872, 149465), (2004, 139620), (2148, 130260), (2171, 128880), (2327, 120240), (2340, 119572), (2505, 111696), (2672, 104715), (2685, 104208), (2864, 97695), (3006, 93080), (3120, 89679), (3222, 86840), (3340, 83772), (3580, 78156), (4008, 69810), (4296, 65130), (4342, 64440), (4654, 60120), (4680, 59786), (5010, 55848), (5370, 52104), (6012, 46540), (6444, 43420), (6513, 42960), (6680, 41886), (6981, 40080), (7160, 39078), (7515, 37232), (8016, 34905), (8055, 34736), (8592, 32565), (8684, 32220), (9308, 30060), (9360, 29893), (10020, 27924), (10740, 26052), (10855, 25776), (11635, 24048), (12024, 23270), (12888, 21710), (13026, 21480), (13360, 20943), (13962, 20040), (14320, 19539), (15030, 18616), (16110, 17368)]