157391440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6091}}^1$

素因数の和:6140

約数の個数: 80

約数和(自身を含む): 407920320

約数和(自身を除く): 250528880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6091, 6460, 12182, 12920, 24364, 25840, 30455, 48728, 60910, 97456, 103547, 115729, 121820, 207094, 231458, 243640, 414188, 462916, 487280, 517735, 578645, 828376, 925832, 1035470, 1157290, 1656752, 1851664, 1967393, 2070940, 2314580, 3934786, 4141880, 4629160, 7869572, 8283760, 9258320, 9836965, 15739144, 19673930, 31478288, 39347860, 78695720, 157391440]

約数ペア:

[(1, 157391440), (2, 78695720), (4, 39347860), (5, 31478288), (8, 19673930), (10, 15739144), (16, 9836965), (17, 9258320), (19, 8283760), (20, 7869572), (34, 4629160), (38, 4141880), (40, 3934786), (68, 2314580), (76, 2070940), (80, 1967393), (85, 1851664), (95, 1656752), (136, 1157290), (152, 1035470), (170, 925832), (190, 828376), (272, 578645), (304, 517735), (323, 487280), (340, 462916), (380, 414188), (646, 243640), (680, 231458), (760, 207094), (1292, 121820), (1360, 115729), (1520, 103547), (1615, 97456), (2584, 60910), (3230, 48728), (5168, 30455), (6091, 25840), (6460, 24364), (12182, 12920)]