64776320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 128

約数和(自身を含む): 186537600

約数和(自身を除く): 121761280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 761, 896, 1064, 1120, 1216, 1330, 1520, 1522, 2128, 2240, 2432, 2660, 3040, 3044, 3805, 4256, 4480, 5320, 5327, 6080, 6088, 7610, 8512, 10640, 10654, 12160, 12176, 14459, 15220, 17024, 21280, 21308, 24352, 26635, 28918, 30440, 42560, 42616, 48704, 53270, 57836, 60880, 72295, 85120, 85232, 97408, 101213, 106540, 115672, 121760, 144590, 170464, 202426, 213080, 231344, 243520, 289180, 340928, 404852, 426160, 462688, 487040, 506065, 578360, 681856, 809704, 852320, 925376, 1012130, 1156720, 1619408, 1704640, 1850752, 2024260, 2313440, 3238816, 3409280, 4048520, 4626880, 6477632, 8097040, 9253760, 12955264, 16194080, 32388160, 64776320]

約数ペア:

[(1, 64776320), (2, 32388160), (4, 16194080), (5, 12955264), (7, 9253760), (8, 8097040), (10, 6477632), (14, 4626880), (16, 4048520), (19, 3409280), (20, 3238816), (28, 2313440), (32, 2024260), (35, 1850752), (38, 1704640), (40, 1619408), (56, 1156720), (64, 1012130), (70, 925376), (76, 852320), (80, 809704), (95, 681856), (112, 578360), (128, 506065), (133, 487040), (140, 462688), (152, 426160), (160, 404852), (190, 340928), (224, 289180), (266, 243520), (280, 231344), (304, 213080), (320, 202426), (380, 170464), (448, 144590), (532, 121760), (560, 115672), (608, 106540), (640, 101213), (665, 97408), (760, 85232), (761, 85120), (896, 72295), (1064, 60880), (1120, 57836), (1216, 53270), (1330, 48704), (1520, 42616), (1522, 42560), (2128, 30440), (2240, 28918), (2432, 26635), (2660, 24352), (3040, 21308), (3044, 21280), (3805, 17024), (4256, 15220), (4480, 14459), (5320, 12176), (5327, 12160), (6080, 10654), (6088, 10640), (7610, 8512)]