640543464

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1231}}^1$

素因数の和:1333

約数の個数: 160

約数和(自身を含む): 1985639040

約数和(自身を除く): 1345095576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 73, 81, 88, 99, 108, 132, 146, 162, 198, 216, 219, 264, 292, 297, 324, 396, 438, 584, 594, 648, 657, 792, 803, 876, 891, 1188, 1231, 1314, 1606, 1752, 1782, 1971, 2376, 2409, 2462, 2628, 3212, 3564, 3693, 3942, 4818, 4924, 5256, 5913, 6424, 7128, 7227, 7386, 7884, 9636, 9848, 11079, 11826, 13541, 14454, 14772, 15768, 19272, 21681, 22158, 23652, 27082, 28908, 29544, 33237, 40623, 43362, 44316, 47304, 54164, 57816, 65043, 66474, 81246, 86724, 88632, 89863, 99711, 108328, 121869, 130086, 132948, 162492, 173448, 179726, 199422, 243738, 260172, 265896, 269589, 324984, 359452, 365607, 398844, 487476, 520344, 539178, 718904, 731214, 797688, 808767, 974952, 988493, 1078356, 1096821, 1462428, 1617534, 1976986, 2156712, 2193642, 2426301, 2924856, 2965479, 3235068, 3953972, 4387284, 4852602, 5930958, 6470136, 7278903, 7907944, 8774568, 8896437, 9705204, 11861916, 14557806, 17792874, 19410408, 23723832, 26689311, 29115612, 35585748, 53378622, 58231224, 71171496, 80067933, 106757244, 160135866, 213514488, 320271732, 640543464]

約数ペア:

[(1, 640543464), (2, 320271732), (3, 213514488), (4, 160135866), (6, 106757244), (8, 80067933), (9, 71171496), (11, 58231224), (12, 53378622), (18, 35585748), (22, 29115612), (24, 26689311), (27, 23723832), (33, 19410408), (36, 17792874), (44, 14557806), (54, 11861916), (66, 9705204), (72, 8896437), (73, 8774568), (81, 7907944), (88, 7278903), (99, 6470136), (108, 5930958), (132, 4852602), (146, 4387284), (162, 3953972), (198, 3235068), (216, 2965479), (219, 2924856), (264, 2426301), (292, 2193642), (297, 2156712), (324, 1976986), (396, 1617534), (438, 1462428), (584, 1096821), (594, 1078356), (648, 988493), (657, 974952), (792, 808767), (803, 797688), (876, 731214), (891, 718904), (1188, 539178), (1231, 520344), (1314, 487476), (1606, 398844), (1752, 365607), (1782, 359452), (1971, 324984), (2376, 269589), (2409, 265896), (2462, 260172), (2628, 243738), (3212, 199422), (3564, 179726), (3693, 173448), (3942, 162492), (4818, 132948), (4924, 130086), (5256, 121869), (5913, 108328), (6424, 99711), (7128, 89863), (7227, 88632), (7386, 86724), (7884, 81246), (9636, 66474), (9848, 65043), (11079, 57816), (11826, 54164), (13541, 47304), (14454, 44316), (14772, 43362), (15768, 40623), (19272, 33237), (21681, 29544), (22158, 28908), (23652, 27082)]