72186880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:661

約数の個数: 88

約数和(自身を含む): 180987552

約数和(自身を除く): 108800672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 613, 640, 736, 920, 1024, 1226, 1280, 1472, 1840, 2452, 2560, 2944, 3065, 3680, 4904, 5120, 5888, 6130, 7360, 9808, 11776, 12260, 14099, 14720, 19616, 23552, 24520, 28198, 29440, 39232, 49040, 56396, 58880, 70495, 78464, 98080, 112792, 117760, 140990, 156928, 196160, 225584, 281980, 313856, 392320, 451168, 563960, 627712, 784640, 902336, 1127920, 1569280, 1804672, 2255840, 3138560, 3609344, 4511680, 7218688, 9023360, 14437376, 18046720, 36093440, 72186880]

約数ペア:

[(1, 72186880), (2, 36093440), (4, 18046720), (5, 14437376), (8, 9023360), (10, 7218688), (16, 4511680), (20, 3609344), (23, 3138560), (32, 2255840), (40, 1804672), (46, 1569280), (64, 1127920), (80, 902336), (92, 784640), (115, 627712), (128, 563960), (160, 451168), (184, 392320), (230, 313856), (256, 281980), (320, 225584), (368, 196160), (460, 156928), (512, 140990), (613, 117760), (640, 112792), (736, 98080), (920, 78464), (1024, 70495), (1226, 58880), (1280, 56396), (1472, 49040), (1840, 39232), (2452, 29440), (2560, 28198), (2944, 24520), (3065, 23552), (3680, 19616), (4904, 14720), (5120, 14099), (5888, 12260), (6130, 11776), (7360, 9808)]