79520640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:604

約数の個数: 128

約数和(自身を含む): 257040000

約数和(自身を除く): 177519360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 320, 332, 384, 415, 480, 498, 499, 640, 664, 830, 960, 996, 998, 1245, 1328, 1497, 1660, 1920, 1992, 1996, 2490, 2495, 2656, 2994, 3320, 3984, 3992, 4980, 4990, 5312, 5988, 6640, 7485, 7968, 7984, 9960, 9980, 10624, 11976, 13280, 14970, 15936, 15968, 19920, 19960, 23952, 26560, 29940, 31872, 31936, 39840, 39920, 41417, 47904, 53120, 59880, 63872, 79680, 79840, 82834, 95808, 119760, 124251, 159360, 159680, 165668, 191616, 207085, 239520, 248502, 319360, 331336, 414170, 479040, 497004, 621255, 662672, 828340, 958080, 994008, 1242510, 1325344, 1656680, 1988016, 2485020, 2650688, 3313360, 3976032, 4970040, 5301376, 6626720, 7952064, 9940080, 13253440, 15904128, 19880160, 26506880, 39760320, 79520640]

約数ペア:

[(1, 79520640), (2, 39760320), (3, 26506880), (4, 19880160), (5, 15904128), (6, 13253440), (8, 9940080), (10, 7952064), (12, 6626720), (15, 5301376), (16, 4970040), (20, 3976032), (24, 3313360), (30, 2650688), (32, 2485020), (40, 1988016), (48, 1656680), (60, 1325344), (64, 1242510), (80, 994008), (83, 958080), (96, 828340), (120, 662672), (128, 621255), (160, 497004), (166, 479040), (192, 414170), (240, 331336), (249, 319360), (320, 248502), (332, 239520), (384, 207085), (415, 191616), (480, 165668), (498, 159680), (499, 159360), (640, 124251), (664, 119760), (830, 95808), (960, 82834), (996, 79840), (998, 79680), (1245, 63872), (1328, 59880), (1497, 53120), (1660, 47904), (1920, 41417), (1992, 39920), (1996, 39840), (2490, 31936), (2495, 31872), (2656, 29940), (2994, 26560), (3320, 23952), (3984, 19960), (3992, 19920), (4980, 15968), (4990, 15936), (5312, 14970), (5988, 13280), (6640, 11976), (7485, 10624), (7968, 9980), (7984, 9960)]