20171071680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{1699}}^1$

素因数の和:1951

約数の個数: 224

約数和(自身を含む): 65288160000

約数和(自身を除く): 45117088320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 149, 160, 166, 192, 240, 249, 298, 320, 332, 415, 447, 480, 498, 596, 664, 745, 830, 894, 960, 996, 1192, 1245, 1328, 1490, 1660, 1699, 1788, 1992, 2235, 2384, 2490, 2656, 2980, 3320, 3398, 3576, 3984, 4470, 4768, 4980, 5097, 5312, 5960, 6640, 6796, 7152, 7968, 8495, 8940, 9536, 9960, 10194, 11920, 12367, 13280, 13592, 14304, 15936, 16990, 17880, 19920, 20388, 23840, 24734, 25485, 26560, 27184, 28608, 33980, 35760, 37101, 39840, 40776, 47680, 49468, 50970, 54368, 61835, 67960, 71520, 74202, 79680, 81552, 98936, 101940, 108736, 123670, 135920, 141017, 143040, 148404, 163104, 185505, 197872, 203880, 247340, 253151, 271840, 282034, 296808, 326208, 371010, 395744, 407760, 423051, 494680, 506302, 543680, 564068, 593616, 705085, 742020, 759453, 791488, 815520, 846102, 989360, 1012604, 1128136, 1187232, 1265755, 1410170, 1484040, 1518906, 1631040, 1692204, 1978720, 2025208, 2115255, 2256272, 2374464, 2531510, 2820340, 2968080, 3037812, 3384408, 3797265, 3957440, 4050416, 4230510, 4512544, 5063020, 5640680, 5936160, 6075624, 6768816, 7594530, 8100832, 8461020, 9025088, 10126040, 11281360, 11872320, 12151248, 13537632, 15189060, 16201664, 16922040, 20252080, 21011533, 22562720, 24302496, 27075264, 30378120, 33844080, 40504160, 42023066, 45125440, 48604992, 60756240, 63034599, 67688160, 81008320, 84046132, 105057665, 121512480, 126069198, 135376320, 168092264, 210115330, 243024960, 252138396, 315172995, 336184528, 420230660, 504276792, 630345990, 672369056, 840461320, 1008553584, 1260691980, 1344738112, 1680922640, 2017107168, 2521383960, 3361845280, 4034214336, 5042767920, 6723690560, 10085535840, 20171071680]

約数ペア:

[(1, 20171071680), (2, 10085535840), (3, 6723690560), (4, 5042767920), (5, 4034214336), (6, 3361845280), (8, 2521383960), (10, 2017107168), (12, 1680922640), (15, 1344738112), (16, 1260691980), (20, 1008553584), (24, 840461320), (30, 672369056), (32, 630345990), (40, 504276792), (48, 420230660), (60, 336184528), (64, 315172995), (80, 252138396), (83, 243024960), (96, 210115330), (120, 168092264), (149, 135376320), (160, 126069198), (166, 121512480), (192, 105057665), (240, 84046132), (249, 81008320), (298, 67688160), (320, 63034599), (332, 60756240), (415, 48604992), (447, 45125440), (480, 42023066), (498, 40504160), (596, 33844080), (664, 30378120), (745, 27075264), (830, 24302496), (894, 22562720), (960, 21011533), (996, 20252080), (1192, 16922040), (1245, 16201664), (1328, 15189060), (1490, 13537632), (1660, 12151248), (1699, 11872320), (1788, 11281360), (1992, 10126040), (2235, 9025088), (2384, 8461020), (2490, 8100832), (2656, 7594530), (2980, 6768816), (3320, 6075624), (3398, 5936160), (3576, 5640680), (3984, 5063020), (4470, 4512544), (4768, 4230510), (4980, 4050416), (5097, 3957440), (5312, 3797265), (5960, 3384408), (6640, 3037812), (6796, 2968080), (7152, 2820340), (7968, 2531510), (8495, 2374464), (8940, 2256272), (9536, 2115255), (9960, 2025208), (10194, 1978720), (11920, 1692204), (12367, 1631040), (13280, 1518906), (13592, 1484040), (14304, 1410170), (15936, 1265755), (16990, 1187232), (17880, 1128136), (19920, 1012604), (20388, 989360), (23840, 846102), (24734, 815520), (25485, 791488), (26560, 759453), (27184, 742020), (28608, 705085), (33980, 593616), (35760, 564068), (37101, 543680), (39840, 506302), (40776, 494680), (47680, 423051), (49468, 407760), (50970, 395744), (54368, 371010), (61835, 326208), (67960, 296808), (71520, 282034), (74202, 271840), (79680, 253151), (81552, 247340), (98936, 203880), (101940, 197872), (108736, 185505), (123670, 163104), (135920, 148404), (141017, 143040)]