71688320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 128

約数和(自身を含む): 198288000

約数和(自身を除く): 126599680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 599, 640, 680, 704, 748, 880, 935, 1088, 1198, 1360, 1408, 1496, 1760, 1870, 2176, 2396, 2720, 2992, 2995, 3520, 3740, 4792, 5440, 5984, 5990, 6589, 7040, 7480, 9584, 10183, 10880, 11968, 11980, 13178, 14960, 19168, 20366, 23936, 23960, 26356, 29920, 32945, 38336, 40732, 47920, 50915, 52712, 59840, 65890, 76672, 81464, 95840, 101830, 105424, 112013, 119680, 131780, 162928, 191680, 203660, 210848, 224026, 263560, 325856, 383360, 407320, 421696, 448052, 527120, 560065, 651712, 814640, 843392, 896104, 1054240, 1120130, 1303424, 1629280, 1792208, 2108480, 2240260, 3258560, 3584416, 4216960, 4480520, 6517120, 7168832, 8961040, 14337664, 17922080, 35844160, 71688320]

約数ペア:

[(1, 71688320), (2, 35844160), (4, 17922080), (5, 14337664), (8, 8961040), (10, 7168832), (11, 6517120), (16, 4480520), (17, 4216960), (20, 3584416), (22, 3258560), (32, 2240260), (34, 2108480), (40, 1792208), (44, 1629280), (55, 1303424), (64, 1120130), (68, 1054240), (80, 896104), (85, 843392), (88, 814640), (110, 651712), (128, 560065), (136, 527120), (160, 448052), (170, 421696), (176, 407320), (187, 383360), (220, 325856), (272, 263560), (320, 224026), (340, 210848), (352, 203660), (374, 191680), (440, 162928), (544, 131780), (599, 119680), (640, 112013), (680, 105424), (704, 101830), (748, 95840), (880, 81464), (935, 76672), (1088, 65890), (1198, 59840), (1360, 52712), (1408, 50915), (1496, 47920), (1760, 40732), (1870, 38336), (2176, 32945), (2396, 29920), (2720, 26356), (2992, 23960), (2995, 23936), (3520, 20366), (3740, 19168), (4792, 14960), (5440, 13178), (5984, 11980), (5990, 11968), (6589, 10880), (7040, 10183), (7480, 9584)]