64800540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 245145600

約数和(自身を除く): 180345060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 49, 54, 60, 62, 63, 70, 79, 84, 90, 93, 98, 105, 108, 124, 126, 135, 140, 147, 155, 158, 180, 186, 189, 196, 210, 217, 237, 245, 252, 270, 279, 294, 310, 315, 316, 372, 378, 395, 420, 434, 441, 465, 474, 490, 540, 553, 558, 588, 620, 630, 651, 711, 735, 756, 790, 837, 868, 882, 930, 945, 948, 980, 1085, 1106, 1116, 1185, 1260, 1302, 1323, 1395, 1422, 1470, 1519, 1580, 1659, 1674, 1764, 1860, 1890, 1953, 2133, 2170, 2205, 2212, 2370, 2449, 2604, 2646, 2765, 2790, 2844, 2940, 3038, 3255, 3318, 3348, 3555, 3780, 3871, 3906, 4185, 4266, 4340, 4410, 4557, 4740, 4898, 4977, 5292, 5530, 5580, 5859, 6076, 6510, 6615, 6636, 7110, 7347, 7595, 7742, 7812, 8295, 8370, 8532, 8820, 9114, 9765, 9796, 9954, 10665, 11060, 11613, 11718, 12245, 13020, 13230, 13671, 14220, 14694, 14931, 15190, 15484, 16590, 16740, 17143, 18228, 19355, 19530, 19908, 21330, 22041, 22785, 23226, 23436, 24490, 24885, 26460, 27342, 29295, 29388, 29862, 30380, 33180, 34286, 34839, 36735, 38710, 39060, 41013, 42660, 44082, 45570, 46452, 48980, 49770, 51429, 54684, 58065, 58590, 59724, 66123, 68355, 68572, 69678, 73470, 74655, 77420, 82026, 85715, 88164, 91140, 99540, 102858, 104517, 110205, 116130, 117180, 120001, 132246, 136710, 139356, 146940, 149310, 154287, 164052, 171430, 174195, 205065, 205716, 209034, 220410, 232260, 240002, 257145, 264492, 273420, 298620, 308574, 330615, 342860, 348390, 360003, 410130, 418068, 440820, 462861, 480004, 514290, 522585, 600005, 617148, 661230, 696780, 720006, 771435, 820260, 925722, 1028580, 1045170, 1080009, 1200010, 1322460, 1440012, 1542870, 1800015, 1851444, 2090340, 2160018, 2314305, 2400020, 3085740, 3240027, 3600030, 4320036, 4628610, 5400045, 6480054, 7200060, 9257220, 10800090, 12960108, 16200135, 21600180, 32400270, 64800540]

約数ペア:

[(1, 64800540), (2, 32400270), (3, 21600180), (4, 16200135), (5, 12960108), (6, 10800090), (7, 9257220), (9, 7200060), (10, 6480054), (12, 5400045), (14, 4628610), (15, 4320036), (18, 3600030), (20, 3240027), (21, 3085740), (27, 2400020), (28, 2314305), (30, 2160018), (31, 2090340), (35, 1851444), (36, 1800015), (42, 1542870), (45, 1440012), (49, 1322460), (54, 1200010), (60, 1080009), (62, 1045170), (63, 1028580), (70, 925722), (79, 820260), (84, 771435), (90, 720006), (93, 696780), (98, 661230), (105, 617148), (108, 600005), (124, 522585), (126, 514290), (135, 480004), (140, 462861), (147, 440820), (155, 418068), (158, 410130), (180, 360003), (186, 348390), (189, 342860), (196, 330615), (210, 308574), (217, 298620), (237, 273420), (245, 264492), (252, 257145), (270, 240002), (279, 232260), (294, 220410), (310, 209034), (315, 205716), (316, 205065), (372, 174195), (378, 171430), (395, 164052), (420, 154287), (434, 149310), (441, 146940), (465, 139356), (474, 136710), (490, 132246), (540, 120001), (553, 117180), (558, 116130), (588, 110205), (620, 104517), (630, 102858), (651, 99540), (711, 91140), (735, 88164), (756, 85715), (790, 82026), (837, 77420), (868, 74655), (882, 73470), (930, 69678), (945, 68572), (948, 68355), (980, 66123), (1085, 59724), (1106, 58590), (1116, 58065), (1185, 54684), (1260, 51429), (1302, 49770), (1323, 48980), (1395, 46452), (1422, 45570), (1470, 44082), (1519, 42660), (1580, 41013), (1659, 39060), (1674, 38710), (1764, 36735), (1860, 34839), (1890, 34286), (1953, 33180), (2133, 30380), (2170, 29862), (2205, 29388), (2212, 29295), (2370, 27342), (2449, 26460), (2604, 24885), (2646, 24490), (2765, 23436), (2790, 23226), (2844, 22785), (2940, 22041), (3038, 21330), (3255, 19908), (3318, 19530), (3348, 19355), (3555, 18228), (3780, 17143), (3871, 16740), (3906, 16590), (4185, 15484), (4266, 15190), (4340, 14931), (4410, 14694), (4557, 14220), (4740, 13671), (4898, 13230), (4977, 13020), (5292, 12245), (5530, 11718), (5580, 11613), (5859, 11060), (6076, 10665), (6510, 9954), (6615, 9796), (6636, 9765), (7110, 9114), (7347, 8820), (7595, 8532), (7742, 8370), (7812, 8295)]