84718720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6967}}^1$

素因数の和:7005

約数の個数: 64

約数和(自身を含む): 213220800

約数和(自身を除く): 128502080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 6967, 12160, 13934, 27868, 34835, 55736, 69670, 111472, 132373, 139340, 222944, 264746, 278680, 445888, 529492, 557360, 661865, 891776, 1058984, 1114720, 1323730, 2117968, 2229440, 2647460, 4235936, 4458880, 5294920, 8471872, 10589840, 16943744, 21179680, 42359360, 84718720]

約数ペア:

[(1, 84718720), (2, 42359360), (4, 21179680), (5, 16943744), (8, 10589840), (10, 8471872), (16, 5294920), (19, 4458880), (20, 4235936), (32, 2647460), (38, 2229440), (40, 2117968), (64, 1323730), (76, 1114720), (80, 1058984), (95, 891776), (128, 661865), (152, 557360), (160, 529492), (190, 445888), (304, 278680), (320, 264746), (380, 222944), (608, 139340), (640, 132373), (760, 111472), (1216, 69670), (1520, 55736), (2432, 34835), (3040, 27868), (6080, 13934), (6967, 12160)]