378968800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 1139927040

約数和(自身を除く): 760958240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 37, 40, 50, 56, 59, 62, 70, 74, 80, 100, 112, 118, 124, 140, 148, 155, 160, 175, 185, 200, 217, 224, 236, 248, 259, 280, 295, 296, 310, 350, 370, 400, 413, 434, 472, 496, 518, 560, 590, 592, 620, 700, 740, 775, 800, 826, 868, 925, 944, 992, 1036, 1085, 1120, 1147, 1180, 1184, 1240, 1295, 1400, 1475, 1480, 1550, 1652, 1736, 1829, 1850, 1888, 2065, 2072, 2170, 2183, 2294, 2360, 2480, 2590, 2800, 2950, 2960, 3100, 3304, 3472, 3658, 3700, 4130, 4144, 4340, 4366, 4588, 4720, 4960, 5180, 5425, 5600, 5735, 5900, 5920, 6200, 6475, 6608, 6944, 7316, 7400, 8029, 8260, 8288, 8680, 8732, 9145, 9176, 9440, 10325, 10360, 10850, 10915, 11470, 11800, 12400, 12803, 12950, 13216, 14632, 14800, 15281, 16058, 16520, 17360, 17464, 18290, 18352, 20650, 20720, 21700, 21830, 22940, 23600, 24800, 25606, 25900, 28675, 29264, 29600, 30562, 32116, 33040, 34720, 34928, 36580, 36704, 40145, 41300, 41440, 43400, 43660, 45725, 45880, 47200, 51212, 51800, 54575, 57350, 58528, 61124, 64015, 64232, 66080, 67673, 69856, 73160, 76405, 80290, 82600, 86800, 87320, 91450, 91760, 102424, 103600, 109150, 114700, 122248, 128030, 128464, 135346, 146320, 152810, 160580, 165200, 173600, 174640, 182900, 183520, 200725, 204848, 207200, 218300, 229400, 244496, 256060, 256928, 270692, 292640, 305620, 320075, 321160, 330400, 338365, 349280, 365800, 382025, 401450, 409696, 436600, 458800, 473711, 488992, 512120, 541384, 611240, 640150, 642320, 676730, 731600, 764050, 802900, 873200, 917600, 947422, 1024240, 1082768, 1222480, 1280300, 1284640, 1353460, 1463200, 1528100, 1605800, 1691825, 1746400, 1894844, 2048480, 2165536, 2368555, 2444960, 2560600, 2706920, 3056200, 3211600, 3383650, 3789688, 4737110, 5121200, 5413840, 6112400, 6423200, 6767300, 7579376, 9474220, 10242400, 10827680, 11842775, 12224800, 13534600, 15158752, 18948440, 23685550, 27069200, 37896880, 47371100, 54138400, 75793760, 94742200, 189484400, 378968800]

約数ペア:

[(1, 378968800), (2, 189484400), (4, 94742200), (5, 75793760), (7, 54138400), (8, 47371100), (10, 37896880), (14, 27069200), (16, 23685550), (20, 18948440), (25, 15158752), (28, 13534600), (31, 12224800), (32, 11842775), (35, 10827680), (37, 10242400), (40, 9474220), (50, 7579376), (56, 6767300), (59, 6423200), (62, 6112400), (70, 5413840), (74, 5121200), (80, 4737110), (100, 3789688), (112, 3383650), (118, 3211600), (124, 3056200), (140, 2706920), (148, 2560600), (155, 2444960), (160, 2368555), (175, 2165536), (185, 2048480), (200, 1894844), (217, 1746400), (224, 1691825), (236, 1605800), (248, 1528100), (259, 1463200), (280, 1353460), (295, 1284640), (296, 1280300), (310, 1222480), (350, 1082768), (370, 1024240), (400, 947422), (413, 917600), (434, 873200), (472, 802900), (496, 764050), (518, 731600), (560, 676730), (590, 642320), (592, 640150), (620, 611240), (700, 541384), (740, 512120), (775, 488992), (800, 473711), (826, 458800), (868, 436600), (925, 409696), (944, 401450), (992, 382025), (1036, 365800), (1085, 349280), (1120, 338365), (1147, 330400), (1180, 321160), (1184, 320075), (1240, 305620), (1295, 292640), (1400, 270692), (1475, 256928), (1480, 256060), (1550, 244496), (1652, 229400), (1736, 218300), (1829, 207200), (1850, 204848), (1888, 200725), (2065, 183520), (2072, 182900), (2170, 174640), (2183, 173600), (2294, 165200), (2360, 160580), (2480, 152810), (2590, 146320), (2800, 135346), (2950, 128464), (2960, 128030), (3100, 122248), (3304, 114700), (3472, 109150), (3658, 103600), (3700, 102424), (4130, 91760), (4144, 91450), (4340, 87320), (4366, 86800), (4588, 82600), (4720, 80290), (4960, 76405), (5180, 73160), (5425, 69856), (5600, 67673), (5735, 66080), (5900, 64232), (5920, 64015), (6200, 61124), (6475, 58528), (6608, 57350), (6944, 54575), (7316, 51800), (7400, 51212), (8029, 47200), (8260, 45880), (8288, 45725), (8680, 43660), (8732, 43400), (9145, 41440), (9176, 41300), (9440, 40145), (10325, 36704), (10360, 36580), (10850, 34928), (10915, 34720), (11470, 33040), (11800, 32116), (12400, 30562), (12803, 29600), (12950, 29264), (13216, 28675), (14632, 25900), (14800, 25606), (15281, 24800), (16058, 23600), (16520, 22940), (17360, 21830), (17464, 21700), (18290, 20720), (18352, 20650)]