64393280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 224

約数和(自身を含む): 197510400

約数和(自身を除く): 133117120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 64, 68, 70, 76, 80, 85, 89, 95, 112, 119, 133, 136, 140, 152, 160, 170, 178, 190, 224, 238, 266, 272, 280, 304, 320, 323, 340, 356, 380, 445, 448, 476, 532, 544, 560, 595, 608, 623, 646, 665, 680, 712, 760, 890, 952, 1064, 1088, 1120, 1190, 1216, 1246, 1292, 1330, 1360, 1424, 1513, 1520, 1615, 1691, 1780, 1904, 2128, 2240, 2261, 2380, 2492, 2584, 2660, 2720, 2848, 3026, 3040, 3115, 3230, 3382, 3560, 3808, 4256, 4522, 4760, 4984, 5168, 5320, 5440, 5696, 6052, 6080, 6230, 6460, 6764, 7120, 7565, 7616, 8455, 8512, 9044, 9520, 9968, 10336, 10591, 10640, 11305, 11837, 12104, 12460, 12920, 13528, 14240, 15130, 16910, 18088, 19040, 19936, 20672, 21182, 21280, 22610, 23674, 24208, 24920, 25840, 27056, 28480, 28747, 30260, 33820, 36176, 38080, 39872, 42364, 42560, 45220, 47348, 48416, 49840, 51680, 52955, 54112, 57494, 59185, 60520, 67640, 72352, 84728, 90440, 94696, 96832, 99680, 103360, 105910, 108224, 114988, 118370, 121040, 135280, 143735, 144704, 169456, 180880, 189392, 199360, 201229, 211820, 229976, 236740, 242080, 270560, 287470, 338912, 361760, 378784, 402458, 423640, 459952, 473480, 484160, 541120, 574940, 677824, 723520, 757568, 804916, 847280, 919904, 946960, 1006145, 1149880, 1609832, 1694560, 1839808, 1893920, 2012290, 2299760, 3219664, 3389120, 3787840, 4024580, 4599520, 6439328, 8049160, 9199040, 12878656, 16098320, 32196640, 64393280]

約数ペア:

[(1, 64393280), (2, 32196640), (4, 16098320), (5, 12878656), (7, 9199040), (8, 8049160), (10, 6439328), (14, 4599520), (16, 4024580), (17, 3787840), (19, 3389120), (20, 3219664), (28, 2299760), (32, 2012290), (34, 1893920), (35, 1839808), (38, 1694560), (40, 1609832), (56, 1149880), (64, 1006145), (68, 946960), (70, 919904), (76, 847280), (80, 804916), (85, 757568), (89, 723520), (95, 677824), (112, 574940), (119, 541120), (133, 484160), (136, 473480), (140, 459952), (152, 423640), (160, 402458), (170, 378784), (178, 361760), (190, 338912), (224, 287470), (238, 270560), (266, 242080), (272, 236740), (280, 229976), (304, 211820), (320, 201229), (323, 199360), (340, 189392), (356, 180880), (380, 169456), (445, 144704), (448, 143735), (476, 135280), (532, 121040), (544, 118370), (560, 114988), (595, 108224), (608, 105910), (623, 103360), (646, 99680), (665, 96832), (680, 94696), (712, 90440), (760, 84728), (890, 72352), (952, 67640), (1064, 60520), (1088, 59185), (1120, 57494), (1190, 54112), (1216, 52955), (1246, 51680), (1292, 49840), (1330, 48416), (1360, 47348), (1424, 45220), (1513, 42560), (1520, 42364), (1615, 39872), (1691, 38080), (1780, 36176), (1904, 33820), (2128, 30260), (2240, 28747), (2261, 28480), (2380, 27056), (2492, 25840), (2584, 24920), (2660, 24208), (2720, 23674), (2848, 22610), (3026, 21280), (3040, 21182), (3115, 20672), (3230, 19936), (3382, 19040), (3560, 18088), (3808, 16910), (4256, 15130), (4522, 14240), (4760, 13528), (4984, 12920), (5168, 12460), (5320, 12104), (5440, 11837), (5696, 11305), (6052, 10640), (6080, 10591), (6230, 10336), (6460, 9968), (6764, 9520), (7120, 9044), (7565, 8512), (7616, 8455)]