646325208

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1409}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 1834466400

約数和(自身を除く): 1188141192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 277, 414, 552, 554, 828, 831, 1108, 1409, 1656, 1662, 2216, 2493, 2818, 3324, 4227, 4986, 5636, 6371, 6648, 8454, 9972, 11272, 12681, 12742, 16908, 19113, 19944, 25362, 25484, 32407, 33816, 38226, 50724, 50968, 57339, 64814, 76452, 97221, 101448, 114678, 129628, 152904, 194442, 229356, 259256, 291663, 388884, 390293, 458712, 583326, 777768, 780586, 1166652, 1170879, 1561172, 2333304, 2341758, 3122344, 3512637, 4683516, 7025274, 8976739, 9367032, 14050548, 17953478, 26930217, 28101096, 35906956, 53860434, 71813912, 80790651, 107720868, 161581302, 215441736, 323162604, 646325208]

約数ペア:

[(1, 646325208), (2, 323162604), (3, 215441736), (4, 161581302), (6, 107720868), (8, 80790651), (9, 71813912), (12, 53860434), (18, 35906956), (23, 28101096), (24, 26930217), (36, 17953478), (46, 14050548), (69, 9367032), (72, 8976739), (92, 7025274), (138, 4683516), (184, 3512637), (207, 3122344), (276, 2341758), (277, 2333304), (414, 1561172), (552, 1170879), (554, 1166652), (828, 780586), (831, 777768), (1108, 583326), (1409, 458712), (1656, 390293), (1662, 388884), (2216, 291663), (2493, 259256), (2818, 229356), (3324, 194442), (4227, 152904), (4986, 129628), (5636, 114678), (6371, 101448), (6648, 97221), (8454, 76452), (9972, 64814), (11272, 57339), (12681, 50968), (12742, 50724), (16908, 38226), (19113, 33816), (19944, 32407), (25362, 25484)]