72055520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 183708000

約数和(自身を除く): 111652480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 68, 80, 85, 118, 136, 160, 170, 236, 272, 295, 340, 449, 472, 544, 590, 680, 898, 944, 1003, 1180, 1360, 1796, 1888, 2006, 2245, 2360, 2720, 3592, 4012, 4490, 4720, 5015, 7184, 7633, 8024, 8980, 9440, 10030, 14368, 15266, 16048, 17960, 20060, 26491, 30532, 32096, 35920, 38165, 40120, 52982, 61064, 71840, 76330, 80240, 105964, 122128, 132455, 152660, 160480, 211928, 244256, 264910, 305320, 423856, 450347, 529820, 610640, 847712, 900694, 1059640, 1221280, 1801388, 2119280, 2251735, 3602776, 4238560, 4503470, 7205552, 9006940, 14411104, 18013880, 36027760, 72055520]

約数ペア:

[(1, 72055520), (2, 36027760), (4, 18013880), (5, 14411104), (8, 9006940), (10, 7205552), (16, 4503470), (17, 4238560), (20, 3602776), (32, 2251735), (34, 2119280), (40, 1801388), (59, 1221280), (68, 1059640), (80, 900694), (85, 847712), (118, 610640), (136, 529820), (160, 450347), (170, 423856), (236, 305320), (272, 264910), (295, 244256), (340, 211928), (449, 160480), (472, 152660), (544, 132455), (590, 122128), (680, 105964), (898, 80240), (944, 76330), (1003, 71840), (1180, 61064), (1360, 52982), (1796, 40120), (1888, 38165), (2006, 35920), (2245, 32096), (2360, 30532), (2720, 26491), (3592, 20060), (4012, 17960), (4490, 16048), (4720, 15266), (5015, 14368), (7184, 10030), (7633, 9440), (8024, 8980)]