71891184

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 193491584

約数和(自身を除く): 121600400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 61, 86, 122, 129, 172, 183, 244, 258, 344, 366, 488, 516, 571, 688, 732, 976, 1032, 1142, 1464, 1713, 2064, 2284, 2623, 2928, 3426, 4568, 5246, 6852, 7869, 9136, 10492, 13704, 15738, 20984, 24553, 27408, 31476, 34831, 41968, 49106, 62952, 69662, 73659, 98212, 104493, 125904, 139324, 147318, 196424, 208986, 278648, 294636, 392848, 417972, 557296, 589272, 835944, 1178544, 1497733, 1671888, 2995466, 4493199, 5990932, 8986398, 11981864, 17972796, 23963728, 35945592, 71891184]

約数ペア:

[(1, 71891184), (2, 35945592), (3, 23963728), (4, 17972796), (6, 11981864), (8, 8986398), (12, 5990932), (16, 4493199), (24, 2995466), (43, 1671888), (48, 1497733), (61, 1178544), (86, 835944), (122, 589272), (129, 557296), (172, 417972), (183, 392848), (244, 294636), (258, 278648), (344, 208986), (366, 196424), (488, 147318), (516, 139324), (571, 125904), (688, 104493), (732, 98212), (976, 73659), (1032, 69662), (1142, 62952), (1464, 49106), (1713, 41968), (2064, 34831), (2284, 31476), (2623, 27408), (2928, 24553), (3426, 20984), (4568, 15738), (5246, 13704), (6852, 10492), (7869, 9136)]