287178120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5081}}^1$

素因数の和:5255

約数の個数: 96

約数和(自身を含む): 939458520

約数和(自身を除く): 652280400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5081, 5652, 6280, 7065, 9420, 10162, 11304, 14130, 15243, 18840, 20324, 25405, 28260, 30486, 40648, 45729, 50810, 56520, 60972, 76215, 91458, 101620, 121944, 152430, 182916, 203240, 228645, 304860, 365832, 457290, 609720, 797717, 914580, 1595434, 1829160, 2393151, 3190868, 3988585, 4786302, 6381736, 7179453, 7977170, 9572604, 11965755, 14358906, 15954340, 19145208, 23931510, 28717812, 31908680, 35897265, 47863020, 57435624, 71794530, 95726040, 143589060, 287178120]

約数ペア:

[(1, 287178120), (2, 143589060), (3, 95726040), (4, 71794530), (5, 57435624), (6, 47863020), (8, 35897265), (9, 31908680), (10, 28717812), (12, 23931510), (15, 19145208), (18, 15954340), (20, 14358906), (24, 11965755), (30, 9572604), (36, 7977170), (40, 7179453), (45, 6381736), (60, 4786302), (72, 3988585), (90, 3190868), (120, 2393151), (157, 1829160), (180, 1595434), (314, 914580), (360, 797717), (471, 609720), (628, 457290), (785, 365832), (942, 304860), (1256, 228645), (1413, 203240), (1570, 182916), (1884, 152430), (2355, 121944), (2826, 101620), (3140, 91458), (3768, 76215), (4710, 60972), (5081, 56520), (5652, 50810), (6280, 45729), (7065, 40648), (9420, 30486), (10162, 28260), (11304, 25405), (14130, 20324), (15243, 18840)]