311499120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56431}}^1$

素因数の和:56470

約数の個数: 80

約数和(自身を含む): 1007649792

約数和(自身を除く): 696150672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 56431, 112862, 169293, 225724, 282155, 338586, 451448, 564310, 677172, 846465, 902896, 1128620, 1297913, 1354344, 1692930, 2257240, 2595826, 2708688, 3385860, 3893739, 4514480, 5191652, 6489565, 6771720, 7787478, 10383304, 12979130, 13543440, 15574956, 19468695, 20766608, 25958260, 31149912, 38937390, 51916520, 62299824, 77874780, 103833040, 155749560, 311499120]

約数ペア:

[(1, 311499120), (2, 155749560), (3, 103833040), (4, 77874780), (5, 62299824), (6, 51916520), (8, 38937390), (10, 31149912), (12, 25958260), (15, 20766608), (16, 19468695), (20, 15574956), (23, 13543440), (24, 12979130), (30, 10383304), (40, 7787478), (46, 6771720), (48, 6489565), (60, 5191652), (69, 4514480), (80, 3893739), (92, 3385860), (115, 2708688), (120, 2595826), (138, 2257240), (184, 1692930), (230, 1354344), (240, 1297913), (276, 1128620), (345, 902896), (368, 846465), (460, 677172), (552, 564310), (690, 451448), (920, 338586), (1104, 282155), (1380, 225724), (1840, 169293), (2760, 112862), (5520, 56431)]