161878404

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 422195200

約数和(自身を除く): 260316796

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 37, 38, 57, 62, 74, 76, 93, 111, 114, 124, 148, 186, 222, 228, 372, 444, 589, 619, 703, 1147, 1178, 1238, 1406, 1767, 1857, 2109, 2294, 2356, 2476, 2812, 3441, 3534, 3714, 4218, 4588, 6882, 7068, 7428, 8436, 11761, 13764, 19189, 21793, 22903, 23522, 35283, 38378, 43586, 45806, 47044, 57567, 65379, 68709, 70566, 76756, 87172, 91612, 115134, 130758, 137418, 141132, 230268, 261516, 274836, 364591, 435157, 709993, 729182, 870314, 1093773, 1305471, 1419986, 1458364, 1740628, 2129979, 2187546, 2610942, 2839972, 4259958, 4375092, 5221884, 8519916, 13489867, 26979734, 40469601, 53959468, 80939202, 161878404]

約数ペア:

[(1, 161878404), (2, 80939202), (3, 53959468), (4, 40469601), (6, 26979734), (12, 13489867), (19, 8519916), (31, 5221884), (37, 4375092), (38, 4259958), (57, 2839972), (62, 2610942), (74, 2187546), (76, 2129979), (93, 1740628), (111, 1458364), (114, 1419986), (124, 1305471), (148, 1093773), (186, 870314), (222, 729182), (228, 709993), (372, 435157), (444, 364591), (589, 274836), (619, 261516), (703, 230268), (1147, 141132), (1178, 137418), (1238, 130758), (1406, 115134), (1767, 91612), (1857, 87172), (2109, 76756), (2294, 70566), (2356, 68709), (2476, 65379), (2812, 57567), (3441, 47044), (3534, 45806), (3714, 43586), (4218, 38378), (4588, 35283), (6882, 23522), (7068, 22903), (7428, 21793), (8436, 19189), (11761, 13764)]