154995160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8867}}^1$

素因数の和:8920

約数の個数: 64

約数和(自身を含む): 383097600

約数和(自身を除く): 228102440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 8867, 17480, 17734, 35468, 44335, 70936, 88670, 168473, 177340, 203941, 336946, 354680, 407882, 673892, 815764, 842365, 1019705, 1347784, 1631528, 1684730, 2039410, 3369460, 3874879, 4078820, 6738920, 7749758, 8157640, 15499516, 19374395, 30999032, 38748790, 77497580, 154995160]

約数ペア:

[(1, 154995160), (2, 77497580), (4, 38748790), (5, 30999032), (8, 19374395), (10, 15499516), (19, 8157640), (20, 7749758), (23, 6738920), (38, 4078820), (40, 3874879), (46, 3369460), (76, 2039410), (92, 1684730), (95, 1631528), (115, 1347784), (152, 1019705), (184, 842365), (190, 815764), (230, 673892), (380, 407882), (437, 354680), (460, 336946), (760, 203941), (874, 177340), (920, 168473), (1748, 88670), (2185, 70936), (3496, 44335), (4370, 35468), (8740, 17734), (8867, 17480)]