819138560

素因数分解:

$2^{12}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 208

約数和(自身を含む): 2151415296

約数和(自身を除く): 1332276736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 47, 64, 74, 80, 92, 94, 115, 128, 148, 160, 184, 185, 188, 230, 235, 256, 296, 320, 368, 370, 376, 460, 470, 512, 592, 640, 736, 740, 752, 851, 920, 940, 1024, 1081, 1184, 1280, 1472, 1480, 1504, 1702, 1739, 1840, 1880, 2048, 2162, 2368, 2560, 2944, 2960, 3008, 3404, 3478, 3680, 3760, 4096, 4255, 4324, 4736, 5120, 5405, 5888, 5920, 6016, 6808, 6956, 7360, 7520, 8510, 8648, 8695, 9472, 10240, 10810, 11776, 11840, 12032, 13616, 13912, 14720, 15040, 17020, 17296, 17390, 18944, 20480, 21620, 23552, 23680, 24064, 27232, 27824, 29440, 30080, 34040, 34592, 34780, 37888, 39997, 43240, 47104, 47360, 48128, 54464, 55648, 58880, 60160, 68080, 69184, 69560, 75776, 79994, 86480, 94208, 94720, 96256, 108928, 111296, 117760, 120320, 136160, 138368, 139120, 151552, 159988, 172960, 189440, 192512, 199985, 217856, 222592, 235520, 240640, 272320, 276736, 278240, 319976, 345920, 378880, 399970, 435712, 445184, 471040, 481280, 544640, 553472, 556480, 639952, 691840, 757760, 799940, 871424, 890368, 962560, 1089280, 1106944, 1112960, 1279904, 1383680, 1599880, 1742848, 1780736, 2178560, 2213888, 2225920, 2559808, 2767360, 3199760, 3485696, 3561472, 4357120, 4427776, 4451840, 5119616, 5534720, 6399520, 7122944, 8714240, 8903680, 10239232, 11069440, 12799040, 17428480, 17807360, 20478464, 22138880, 25598080, 35614720, 40956928, 51196160, 81913856, 102392320, 163827712, 204784640, 409569280, 819138560]

約数ペア:

[(1, 819138560), (2, 409569280), (4, 204784640), (5, 163827712), (8, 102392320), (10, 81913856), (16, 51196160), (20, 40956928), (23, 35614720), (32, 25598080), (37, 22138880), (40, 20478464), (46, 17807360), (47, 17428480), (64, 12799040), (74, 11069440), (80, 10239232), (92, 8903680), (94, 8714240), (115, 7122944), (128, 6399520), (148, 5534720), (160, 5119616), (184, 4451840), (185, 4427776), (188, 4357120), (230, 3561472), (235, 3485696), (256, 3199760), (296, 2767360), (320, 2559808), (368, 2225920), (370, 2213888), (376, 2178560), (460, 1780736), (470, 1742848), (512, 1599880), (592, 1383680), (640, 1279904), (736, 1112960), (740, 1106944), (752, 1089280), (851, 962560), (920, 890368), (940, 871424), (1024, 799940), (1081, 757760), (1184, 691840), (1280, 639952), (1472, 556480), (1480, 553472), (1504, 544640), (1702, 481280), (1739, 471040), (1840, 445184), (1880, 435712), (2048, 399970), (2162, 378880), (2368, 345920), (2560, 319976), (2944, 278240), (2960, 276736), (3008, 272320), (3404, 240640), (3478, 235520), (3680, 222592), (3760, 217856), (4096, 199985), (4255, 192512), (4324, 189440), (4736, 172960), (5120, 159988), (5405, 151552), (5888, 139120), (5920, 138368), (6016, 136160), (6808, 120320), (6956, 117760), (7360, 111296), (7520, 108928), (8510, 96256), (8648, 94720), (8695, 94208), (9472, 86480), (10240, 79994), (10810, 75776), (11776, 69560), (11840, 69184), (12032, 68080), (13616, 60160), (13912, 58880), (14720, 55648), (15040, 54464), (17020, 48128), (17296, 47360), (17390, 47104), (18944, 43240), (20480, 39997), (21620, 37888), (23552, 34780), (23680, 34592), (24064, 34040), (27232, 30080), (27824, 29440)]